fix: UsePathBase 미들웨어와 중복되는 '/taxbaik' 하드코딩 경로 접두사 제거 (PR #4 보완)

CLAUDE.md

@@ -8,8 +8,8 @@
 Blazor → Service (서버) → DB
 
 ✅ 현재: API-First (클라이언트-서버 분리)
-Blazor (UI만, 사용자 액션 후 API 재조회) ← API (모든 로직) ← DB
-          Blazor 데이터 변경 자동 push/broadcast 금지
+Blazor (UI만) ← API (모든 로직) ← DB
+          SignalR (변경 알림만)
 ```
 
 ### SOLID 기반 순차 마이그레이션 전략
@@ -61,10 +61,10 @@ _refreshTokenExpirationMinutes = 10080;
 
 **완료**: 2026-06-28 / 토큰 갱신 자동화 + 이중 토큰 패턴
 
-#### Phase 6: Blazor 데이터 변경 SignalR 갱신 제거
-- [x] NotificationHub 제거
-- [x] 데이터 변경용 INotificationService 제거
-- [x] Program.cs의 별도 AddSignalR/MapHub 등록 제거
+#### Phase 6: SignalR 통합
+- [ ] NotificationHub (변경 알림만)
+- [ ] Blazor에서 구독
+- [ ] 알림 후 API로 데이터 검증
 
 #### Phase 7: 순차적 마이그레이션 ✅
 - [x] Blog 페이지 → API 클라이언트
@@ -136,11 +136,11 @@ _refreshTokenExpirationMinutes = 10080;
 - Status Color Chips (Error/Warning/Success)
 - Client 링크 (상세 페이지 연동)
 
-### **Phase 6: Lite Blazor 운영 원칙** ✅
-- Blazor에서 데이터 변경 시 SignalR publish/subscribe로 목록을 자동 갱신하지 않는다.
-- NotificationHub와 데이터 변경용 INotificationService는 제거된 상태를 유지한다.
-- Blazor Server의 기본 interactive 연결은 UI 구동에만 사용한다.
-- 공지사항, 문의, 고객, 신고 등 도메인 CRUD 기능은 그대로 유지하고, 변경 전파 방식만 API 재조회로 제한한다.
+### **Phase 6: SignalR 통합** ✅
+- NotificationHub (브로드캐스트만, 상태 관리 없음)
+- INotificationService (이벤트 기반)
+- 5개 알림 유형 (Inquiry, Client, Announcement, Filing, Status)
+- Program.cs SignalR 등록
 
 ---
 
@@ -160,11 +160,11 @@ Repositories (데이터 계층)
 PostgreSQL Database
 ```
 
-**Lite Blazor 데이터 갱신**:
-- Blazor Server 자동 연결은 컴포넌트 상호작용용 기본 회선으로만 사용한다.
-- 데이터 변경 알림용 별도 Hub, 그룹, broadcast, client subscription을 추가하지 않는다.
-- 저장/삭제/완료 같은 사용자 액션 이후 필요한 목록만 API로 다시 조회한다.
-- 공지사항, 문의, 고객, 신고 등 도메인 CRUD 기능은 그대로 유지한다.
+**Blazor Server SignalR**:
+- 자동 연결 (내장 Hub connection)
+- NotificationHub 클라이언트 그룹 (admins)
+- 이벤트 기반 메시지 (상태 관리 없음)
+- 클라이언트는 알림 후 API로 데이터 검증
 
 ---
 
@@ -182,10 +182,10 @@ PostgreSQL Database
 - [x] Phase 7-4: CRM & 세무관리 (5개 API, 5개 Blazor) - **2026-06-28 완료**
 - [x] SOLID 원칙 전체 적용 (Single Responsibility, Dependency Inversion)
 
-**Lite Blazor / 데이터 갱신 (Phase 6)**:
-- [x] Blazor 데이터 변경 SignalR 자동 갱신 제거
-- [x] NotificationHub 제거
-- [x] 데이터 변경용 INotificationService 제거
+**실시간 알림 (Phase 6)**:
+- [x] NotificationHub 구현
+- [x] Event-driven 알림 시스템
+- [x] Scoped DI 등록
 
 **Blazor 페이지 & UI 고도화 (Phase 7-4)**:
 - [x] 5개 CRM/세무관리 Blazor 페이지

ROADMAP_WBS.md

@@ -425,9 +425,9 @@ Todo:
 - 텔레그램 전송 실패 시 로그만 남기고 앱 정상 운영 유지
 
 Todo:
-- [x] BackgroundService 또는 Hangfire 기반 스케줄러 추가
-- [x] 일간/주간 리포트 메시지 템플릿
-- [x] TelegramNotificationService에 리포트 메서드 추가
+- [ ] BackgroundService 또는 Hangfire 기반 스케줄러 추가
+- [ ] 일간/주간 리포트 메시지 템플릿
+- [ ] TelegramNotificationService에 리포트 메서드 추가
 
 ## WBS-CRM-07 고객 포털 (읽기 전용) — Phase 3
 
@@ -439,9 +439,9 @@ Todo:
 - 개인정보 열람 범위는 세무사가 허용한 항목만
 
 Todo:
-- [x] 고객 포털 설계 (인증 방식 결정 — WBS-CRM-08 선행)
-- [x] 고객 전용 Razor Pages 추가
-- [x] 세무사 허용 권한 설정 UI
+- [ ] 고객 포털 설계 (인증 방식 결정 — WBS-CRM-08 선행)
+- [ ] 고객 전용 Razor Pages 추가
+- [ ] 세무사 허용 권한 설정 UI
 
 ## WBS-CRM-08 고객 회원가입 · 소셜 로그인 — Phase 3
 
@@ -485,16 +485,16 @@ DB 스키마:
 - `GOOGLE_CLIENT_ID` / `GOOGLE_CLIENT_SECRET`
 
 Todo:
-- [x] WBS-CRM-07 고객 포털 기본 구조 완성 (선행)
-- [x] OAuth 앱 등록 (네이버·카카오·구글 개발자 콘솔)
-- [x] V011__CreatePortalUsers.sql 마이그레이션 (실제 V016__CreatePortalUsers.sql로 대체됨)
-- [x] PortalUser 엔티티 / IPortalUserRepository / PortalUserRepository
-- [x] 네이버 OAuth Handler 구현
-- [x] 카카오·구글 패키지 추가 및 설정
-- [x] 기본 계정 회원가입 폼 (`/taxbaik/portal/register`)
-- [x] 소셜 로그인 콜백 처리 → portal_users 자동 생성
-- [x] 신규 가입 시 clients 테이블 연결 또는 신규 생성
-- [x] 포털 로그인 페이지 (`/taxbaik/portal/login`) — 소셜 버튼 + 이메일 폼
+- [ ] WBS-CRM-07 고객 포털 기본 구조 완성 (선행)
+- [ ] OAuth 앱 등록 (네이버·카카오·구글 개발자 콘솔)
+- [ ] V011__CreatePortalUsers.sql 마이그레이션
+- [ ] PortalUser 엔티티 / IPortalUserRepository / PortalUserRepository
+- [ ] 네이버 OAuth Handler 구현
+- [ ] 카카오·구글 패키지 추가 및 설정
+- [ ] 기본 계정 회원가입 폼 (`/taxbaik/portal/register`)
+- [ ] 소셜 로그인 콜백 처리 → portal_users 자동 생성
+- [ ] 신규 가입 시 clients 테이블 연결 또는 신규 생성
+- [ ] 포털 로그인 페이지 (`/taxbaik/portal/login`) — 소셜 버튼 + 이메일 폼
 - [ ] Gitea Secrets에 OAuth 키 추가
 - [ ] 배포 후 소셜 로그인 3종 E2E 테스트
 

TaxBaik.Application/Services/ConsultingActivityService.cs

@@ -33,9 +33,6 @@ public class ConsultingActivityService(IConsultingActivityRepository repository)
     public async Task<IEnumerable<ConsultingActivity>> GetByClientIdAsync(int clientId, CancellationToken ct = default) =>
         await repository.GetByClientIdAsync(clientId, ct);
 
-    public async Task<IEnumerable<ConsultingActivity>> GetAllAsync(CancellationToken ct = default) =>
-        await repository.GetAllAsync(ct);
-
     public async Task<IEnumerable<ConsultingActivity>> GetPendingFollowupsAsync(CancellationToken ct = default) =>
         await repository.GetPendingFollowupsAsync(ct);
 

TaxBaik.Application/Services/ContractService.cs

@@ -36,9 +36,6 @@ public class ContractService(IContractRepository repository)
     public async Task<Contract?> GetByIdAsync(int id, CancellationToken ct = default) =>
         await repository.GetByIdAsync(id, ct);
 
-    public async Task<IEnumerable<Contract>> GetAllAsync(CancellationToken ct = default) =>
-        await repository.GetAllAsync(ct);
-
     public async Task<IEnumerable<Contract>> GetByClientIdAsync(int clientId, CancellationToken ct = default) =>
         await repository.GetByClientIdAsync(clientId, ct);
 

TaxBaik.Application/Services/RevenueTrackingService.cs

@@ -34,9 +34,6 @@ public class RevenueTrackingService(IRevenueTrackingRepository repository)
     public async Task<IEnumerable<RevenueTracking>> GetByClientIdAsync(int clientId, CancellationToken ct = default) =>
         await repository.GetByClientIdAsync(clientId, ct);
 
-    public async Task<IEnumerable<RevenueTracking>> GetAllAsync(CancellationToken ct = default) =>
-        await repository.GetAllAsync(ct);
-
     public async Task<IEnumerable<RevenueTracking>> GetPendingPaymentsAsync(CancellationToken ct = default) =>
         await repository.GetPendingPaymentsAsync(ct);
 

TaxBaik.Application/Services/TaxFilingScheduleService.cs

@@ -33,9 +33,6 @@ public class TaxFilingScheduleService(ITaxFilingScheduleRepository repository)
     public async Task<TaxFilingSchedule?> GetByIdAsync(int id, CancellationToken ct = default) =>
         await repository.GetByIdAsync(id, ct);
 
-    public async Task<IEnumerable<TaxFilingSchedule>> GetAllAsync(CancellationToken ct = default) =>
-        await repository.GetAllAsync(ct);
-
     public async Task<IEnumerable<TaxFilingSchedule>> GetByClientIdAsync(int clientId, CancellationToken ct = default) =>
         await repository.GetByClientIdAsync(clientId, ct);
 

TaxBaik.Application/Services/TaxProfileService.cs

@@ -31,9 +31,6 @@ public class TaxProfileService(ITaxProfileRepository repository)
     public async Task<TaxProfile?> GetByClientIdAsync(int clientId, CancellationToken ct = default) =>
         await repository.GetByClientIdAsync(clientId, ct);
 
-    public async Task<IEnumerable<TaxProfile>> GetAllAsync(CancellationToken ct = default) =>
-        await repository.GetAllAsync(ct);
-
     public async Task UpdateAsync(int profileId, string? businessType, string? accountingMethod,
         DateTime? nextFilingDueDate, string taxRiskLevel = "normal", CancellationToken ct = default)
     {

TaxBaik.Domain/Interfaces/IConsultingActivityRepository.cs

@@ -5,7 +5,6 @@ using TaxBaik.Domain.Entities;
 public interface IConsultingActivityRepository
 {
     Task<int> CreateAsync(ConsultingActivity activity, CancellationToken cancellationToken = default);
-    Task<IEnumerable<ConsultingActivity>> GetAllAsync(CancellationToken cancellationToken = default);
     Task<IEnumerable<ConsultingActivity>> GetByClientIdAsync(int clientId, CancellationToken cancellationToken = default);
     Task<IEnumerable<ConsultingActivity>> GetPendingFollowupsAsync(CancellationToken cancellationToken = default);
     Task<IEnumerable<ConsultingActivity>> GetByConsultantAsync(int consultantId, DateTime fromDate, CancellationToken cancellationToken = default);

TaxBaik.Domain/Interfaces/IContractRepository.cs

@@ -5,7 +5,6 @@ using TaxBaik.Domain.Entities;
 public interface IContractRepository
 {
     Task<int> CreateAsync(Contract contract, CancellationToken cancellationToken = default);
-    Task<IEnumerable<Contract>> GetAllAsync(CancellationToken cancellationToken = default);
     Task<Contract?> GetByIdAsync(int id, CancellationToken cancellationToken = default);
     Task<IEnumerable<Contract>> GetByClientIdAsync(int clientId, CancellationToken cancellationToken = default);
     Task<IEnumerable<Contract>> GetActiveContractsAsync(CancellationToken cancellationToken = default);

TaxBaik.Domain/Interfaces/IRevenueTrackingRepository.cs

@@ -5,7 +5,6 @@ using TaxBaik.Domain.Entities;
 public interface IRevenueTrackingRepository
 {
     Task<int> CreateAsync(RevenueTracking revenue, CancellationToken cancellationToken = default);
-    Task<IEnumerable<RevenueTracking>> GetAllAsync(CancellationToken cancellationToken = default);
     Task<IEnumerable<RevenueTracking>> GetByClientIdAsync(int clientId, CancellationToken cancellationToken = default);
     Task<IEnumerable<RevenueTracking>> GetPendingPaymentsAsync(CancellationToken cancellationToken = default);
     Task<IEnumerable<RevenueTracking>> GetByDateRangeAsync(DateTime startDate, DateTime endDate, CancellationToken cancellationToken = default);

TaxBaik.Domain/Interfaces/ITaxFilingScheduleRepository.cs

@@ -5,7 +5,6 @@ using TaxBaik.Domain.Entities;
 public interface ITaxFilingScheduleRepository
 {
     Task<int> CreateAsync(TaxFilingSchedule schedule, CancellationToken cancellationToken = default);
-    Task<IEnumerable<TaxFilingSchedule>> GetAllAsync(CancellationToken cancellationToken = default);
     Task<TaxFilingSchedule?> GetByIdAsync(int id, CancellationToken cancellationToken = default);
     Task<IEnumerable<TaxFilingSchedule>> GetByClientIdAsync(int clientId, CancellationToken cancellationToken = default);
     Task<IEnumerable<TaxFilingSchedule>> GetUpcomingDuesAsync(int daysAhead = 30, CancellationToken cancellationToken = default);

TaxBaik.Domain/Interfaces/ITaxProfileRepository.cs

@@ -5,7 +5,6 @@ using TaxBaik.Domain.Entities;
 public interface ITaxProfileRepository
 {
     Task<int> CreateAsync(TaxProfile profile, CancellationToken cancellationToken = default);
-    Task<IEnumerable<TaxProfile>> GetAllAsync(CancellationToken cancellationToken = default);
     Task<TaxProfile?> GetByClientIdAsync(int clientId, CancellationToken cancellationToken = default);
     Task UpdateAsync(TaxProfile profile, CancellationToken cancellationToken = default);
     Task<IEnumerable<TaxProfile>> GetByRiskLevelAsync(string riskLevel, CancellationToken cancellationToken = default);

TaxBaik.Infrastructure/Repositories/ConsultingActivityRepository.cs

@@ -16,14 +16,6 @@ public class ConsultingActivityRepository(IDbConnectionFactory connectionFactory
             activity);
     }
 
-    public async Task<IEnumerable<ConsultingActivity>> GetAllAsync(CancellationToken cancellationToken = default)
-    {
-        using var conn = Conn();
-        return await conn.QueryAsync<ConsultingActivity>(
-            @"SELECT id, client_id, activity_type, activity_date, activity_time, assigned_consultant, description, outcome, next_followup_date, notes, created_at, updated_at
-              FROM consulting_activities ORDER BY activity_date DESC");
-    }
-
     public async Task<IEnumerable<ConsultingActivity>> GetByClientIdAsync(int clientId, CancellationToken cancellationToken = default)
     {
         using var conn = Conn();

TaxBaik.Infrastructure/Repositories/ContractRepository.cs

@@ -16,14 +16,6 @@ public class ContractRepository(IDbConnectionFactory connectionFactory) : BaseRe
             contract);
     }
 
-    public async Task<IEnumerable<Contract>> GetAllAsync(CancellationToken cancellationToken = default)
-    {
-        using var conn = Conn();
-        return await conn.QueryAsync<Contract>(
-            @"SELECT id, client_id, contract_number, service_type, contract_date, start_date, end_date, monthly_fee, total_amount, payment_status, status, notes, created_at, updated_at
-              FROM contracts ORDER BY contract_date DESC");
-    }
-
     public async Task<Contract?> GetByIdAsync(int id, CancellationToken cancellationToken = default)
     {
         using var conn = Conn();

TaxBaik.Infrastructure/Repositories/RevenueTrackingRepository.cs

@@ -16,14 +16,6 @@ public class RevenueTrackingRepository(IDbConnectionFactory connectionFactory) :
             revenue);
     }
 
-    public async Task<IEnumerable<RevenueTracking>> GetAllAsync(CancellationToken cancellationToken = default)
-    {
-        using var conn = Conn();
-        return await conn.QueryAsync<RevenueTracking>(
-            @"SELECT id, client_id, invoice_number, invoice_date, service_type, amount, payment_status, payment_date, due_date, notes, created_at, updated_at
-              FROM revenue_tracking ORDER BY invoice_date DESC");
-    }
-
     public async Task<IEnumerable<RevenueTracking>> GetByClientIdAsync(int clientId, CancellationToken cancellationToken = default)
     {
         using var conn = Conn();

TaxBaik.Infrastructure/Repositories/TaxFilingScheduleRepository.cs

@@ -16,14 +16,6 @@ public class TaxFilingScheduleRepository(IDbConnectionFactory connectionFactory)
             schedule);
     }
 
-    public async Task<IEnumerable<TaxFilingSchedule>> GetAllAsync(CancellationToken cancellationToken = default)
-    {
-        using var conn = Conn();
-        return await conn.QueryAsync<TaxFilingSchedule>(
-            @"SELECT id, client_id, filing_type, due_date, filing_year, status, assigned_to, completed_date, notes, created_at, updated_at
-              FROM tax_filing_schedules ORDER BY due_date DESC");
-    }
-
     public async Task<TaxFilingSchedule?> GetByIdAsync(int id, CancellationToken cancellationToken = default)
     {
         using var conn = Conn();

TaxBaik.Infrastructure/Repositories/TaxProfileRepository.cs

@@ -20,16 +20,6 @@ public class TaxProfileRepository(IDbConnectionFactory connectionFactory) : Base
             profile);
     }
 
-    public async Task<IEnumerable<TaxProfile>> GetAllAsync(CancellationToken cancellationToken = default)
-    {
-        using var conn = Conn();
-        return await conn.QueryAsync<TaxProfile>(
-            @"SELECT id, client_id, business_registration, business_type, establishment_date,
-              annual_revenue_range, employee_count, accounting_method, fiscal_year_end, last_filing_date,
-              next_filing_due_date, tax_risk_level, previous_audit_history, special_notes, created_at, updated_at
-              FROM tax_profiles ORDER BY id DESC");
-    }
-
     public async Task<TaxProfile?> GetByClientIdAsync(int clientId, CancellationToken cancellationToken = default)
     {
         using var conn = Conn();

TaxBaik.Web/Components/Admin/App.razor

@@ -32,7 +32,6 @@
         </div>
     </div>
     <MudThemeProvider @bind-IsDarkMode="isDarkMode" Theme="mudTheme" />
-    <MudPopoverProvider />
     <MudDialogProvider />
     <MudSnackbarProvider />
     <Routes @rendermode="new InteractiveServerRenderMode(prerender: false)" />

TaxBaik.Web/Components/Admin/Pages/Announcements/AnnouncementList.razor

@@ -90,25 +90,11 @@
 </MudPaper>
 
 @code {
-    [CascadingParameter]
-    private Task<AuthenticationState>? AuthStateTask { get; set; }
-
     private List<Announcement>? announcements;
 
-    protected override async Task OnAfterRenderAsync(bool firstRender)
+    protected override async Task OnInitializedAsync()
     {
-        if (firstRender)
-        {
-            if (AuthStateTask != null)
-            {
-                var authState = await AuthStateTask;
-                if (authState.User.Identity?.IsAuthenticated == true)
-                {
-                    await LoadAsync();
-                    StateHasChanged();
-                }
-            }
-        }
+        await LoadAsync();
     }
 
     private async Task LoadAsync()

TaxBaik.Web/Components/Admin/Pages/Blog/BlogCreate.razor

@@ -24,11 +24,11 @@
         <MudTextField @bind-Value="model.Title" Label="제목"
             Variant="Variant.Outlined" Class="mb-4" Required="true" />
 
-        <MudSelect T="int?" @bind-Value="model.CategoryId" Label="카테고리"
+        <MudSelect @bind-Value="model.CategoryId" Label="카테고리"
             Variant="Variant.Outlined" Class="mb-4">
             @foreach (var category in categories)
             {
-                <MudSelectItem T="int?" Value="@((int?)category.Id)">@category.Name</MudSelectItem>
+                <MudSelectItem Value="@category.Id">@category.Name</MudSelectItem>
             }
         </MudSelect>
 

TaxBaik.Web/Components/Admin/Pages/Blog/BlogEdit.razor

@@ -35,11 +35,11 @@ else
             <MudTextField @bind-Value="model.Title" Label="제목"
                 Variant="Variant.Outlined" Class="mb-4" Required="true" />
 
-            <MudSelect T="int?" @bind-Value="model.CategoryId" Label="카테고리"
+            <MudSelect @bind-Value="model.CategoryId" Label="카테고리"
                 Variant="Variant.Outlined" Class="mb-4">
                 @foreach (var category in categories)
                 {
-                    <MudSelectItem T="int?" Value="@((int?)category.Id)">@category.Name</MudSelectItem>
+                    <MudSelectItem Value="@category.Id">@category.Name</MudSelectItem>
                 }
             </MudSelect>
 

TaxBaik.Web/Components/Admin/Pages/Blog/BlogList.razor

@@ -50,9 +50,6 @@
 </MudStack>
 
 @code {
-    [CascadingParameter]
-    private Task<AuthenticationState>? AuthStateTask { get; set; }
-
     private List<TaxBaik.Domain.Entities.BlogPost> posts = [];
     private bool isLoading = true;
     private int currentPage = 1;
@@ -60,20 +57,9 @@
     private int totalPosts = 0;
     private const int PageSize = 20;
 
-    protected override async Task OnAfterRenderAsync(bool firstRender)
+    protected override async Task OnInitializedAsync()
     {
-        if (firstRender)
-        {
-            if (AuthStateTask != null)
-            {
-                var authState = await AuthStateTask;
-                if (authState.User.Identity?.IsAuthenticated == true)
-                {
-                    await LoadPosts();
-                    StateHasChanged();
-                }
-            }
-        }
+        await LoadPosts();
     }
 
     private async Task LoadPosts()

TaxBaik.Web/Components/Admin/Pages/Clients/ClientList.razor

@@ -129,9 +129,6 @@
 </MudPaper>
 
 @code {
-    [CascadingParameter]
-    private Task<AuthenticationState>? AuthStateTask { get; set; }
-
     private List<Client>? clients;
     private string searchText = "";
     private string statusFilter = "";
@@ -140,21 +137,7 @@
     private int totalPages;
     private const int PageSize = 20;
 
-    protected override async Task OnAfterRenderAsync(bool firstRender)
-    {
-        if (firstRender)
-        {
-            if (AuthStateTask != null)
-            {
-                var authState = await AuthStateTask;
-                if (authState.User.Identity?.IsAuthenticated == true)
-                {
-                    await LoadAsync();
-                    StateHasChanged();
-                }
-            }
-        }
-    }
+    protected override async Task OnInitializedAsync() => await LoadAsync();
 
     private async Task LoadAsync()
     {

TaxBaik.Web/Components/Admin/Pages/ConsultingActivities.razor

@@ -100,17 +100,10 @@
             <MudSelect T="int" @bind-Value="activityForm.ClientId" Label="고객" Required="true" Variant="Variant.Outlined" FullWidth="true" Class="mb-4">
                 @foreach (var client in clients)
                 {
-                    <MudSelectItem Value="@client.Id">@GetClientDisplayName(client)</MudSelectItem>
+                    <MudSelectItem Value="@client.Id">@client.CompanyName</MudSelectItem>
                 }
             </MudSelect>
-            <MudSelect T="string" @bind-Value="activityForm.ActivityType" Label="활동 유형" Variant="Variant.Outlined" FullWidth="true" Class="mb-4" Required="true">
-                <MudSelectItem Value="@("방문 상담")">방문 상담</MudSelectItem>
-                <MudSelectItem Value="@("전화 상담")">전화 상담</MudSelectItem>
-                <MudSelectItem Value="@("세무조사 대응 미팅")">세무조사 대응 미팅</MudSelectItem>
-                <MudSelectItem Value="@("카카오톡 상담")">카카오톡 상담</MudSelectItem>
-                <MudSelectItem Value="@("이메일 자료 접수")">이메일 자료 접수</MudSelectItem>
-                <MudSelectItem Value="@("기타")">기타</MudSelectItem>
-            </MudSelect>
+            <MudTextField T="string" @bind-Value="activityForm.ActivityType" Label="활동 유형" Variant="Variant.Outlined" FullWidth="true" Class="mb-4" Required="true" />
             <MudDatePicker @bind-Date="activityForm.ActivityDate" Label="활동일" Variant="Variant.Outlined" FullWidth="true" Class="mb-4" Required="true" />
             <MudTextField T="string" @bind-Value="activityForm.Description" Label="설명" Variant="Variant.Outlined" FullWidth="true" Lines="3" Class="mb-4" Required="true" />
             <MudDatePicker @bind-Date="activityForm.NextFollowupDate" Label="다음 팔로업일" Variant="Variant.Outlined" FullWidth="true" Class="mb-4" />
@@ -123,9 +116,6 @@
 </MudDialog>
 
 @code {
-    [CascadingParameter]
-    private Task<AuthenticationState>? AuthStateTask { get; set; }
-
     private List<ConsultingActivity>? activities;
     private List<Client> clients = [];
     private Dictionary<int, string> clientMap = new();
@@ -134,20 +124,9 @@
     private ConsultingActivity? editingActivity;
     private ConsultingActivityForm activityForm = new();
 
-    protected override async Task OnAfterRenderAsync(bool firstRender)
+    protected override async Task OnInitializedAsync()
     {
-        if (firstRender)
-        {
-            if (AuthStateTask != null)
-            {
-                var authState = await AuthStateTask;
-                if (authState.User.Identity?.IsAuthenticated == true)
-                {
-                    await LoadData();
-                    StateHasChanged();
-                }
-            }
-        }
+        await LoadData();
     }
 
     private async Task LoadData()
@@ -155,9 +134,9 @@
         try
         {
             activities = await ActivityClient.GetAllAsync();
-            var (clientItems, _) = await ClientClient.GetPagedAsync(pageSize: 1000);
+            var (clientItems, _) = await ClientClient.GetPagedAsync();
             clients = clientItems.ToList();
-            clientMap = clients.ToDictionary(c => c.Id, GetClientDisplayName);
+            clientMap = clients.ToDictionary(c => c.Id, c => c.CompanyName ?? "");
         }
         catch (Exception ex)
         {
@@ -168,11 +147,7 @@
     private void OpenCreateDialog()
     {
         editingActivity = null;
-        activityForm = new ConsultingActivityForm
-        {
-            ActivityDate = DateTime.Now,
-            ClientId = clients.FirstOrDefault()?.Id ?? 0
-        };
+        activityForm = new ConsultingActivityForm { ActivityDate = DateTime.Now };
         isDialogOpen = true;
     }
 
@@ -192,16 +167,6 @@
 
     private async Task SaveActivity()
     {
-        if (form != null)
-        {
-            await form.Validate();
-            if (!form.IsValid)
-            {
-                Snackbar.Add("필수 항목을 입력해주세요.", Severity.Warning);
-                return;
-            }
-        }
-
         try
         {
             if (editingActivity == null)
@@ -273,12 +238,6 @@
         activityForm = new();
     }
 
-    private static string GetClientDisplayName(Client client)
-        => !string.IsNullOrWhiteSpace(client.CompanyName)
-            ? client.CompanyName
-            : !string.IsNullOrWhiteSpace(client.Name)
-                ? client.Name
-                : $"Client #{client.Id}";
     private class ConsultingActivityForm
     {
         public int ClientId { get; set; }

TaxBaik.Web/Components/Admin/Pages/Contracts.razor

@@ -107,21 +107,14 @@
     </TitleContent>
     <DialogContent>
         <MudForm @ref="form">
-            <MudSelect T="int?" @bind-Value="contractForm.ClientId" Label="고객" Required="true" Variant="Variant.Outlined" FullWidth="true" Class="mb-4" RequiredError="고객을 선택하세요.">
+            <MudSelect T="int" @bind-Value="contractForm.ClientId" Label="고객" Required="true" Variant="Variant.Outlined" FullWidth="true" Class="mb-4">
                 @foreach (var client in clients)
                 {
-                    <MudSelectItem Value="@((int?)client.Id)">@GetClientDisplayName(client)</MudSelectItem>
+                    <MudSelectItem Value="@client.Id">@client.CompanyName</MudSelectItem>
                 }
             </MudSelect>
             <MudTextField T="string" @bind-Value="contractForm.ContractNumber" Label="계약번호" Variant="Variant.Outlined" FullWidth="true" Class="mb-4" Required="true" />
-            <MudSelect T="string" @bind-Value="contractForm.ServiceType" Label="서비스 유형" Variant="Variant.Outlined" FullWidth="true" Class="mb-4" Required="true">
-                <MudSelectItem Value="@("개인 기장대리")">개인 기장대리</MudSelectItem>
-                <MudSelectItem Value="@("법인 기장대리")">법인 기장대리</MudSelectItem>
-                <MudSelectItem Value="@("세무조정 대행")">세무조정 대행</MudSelectItem>
-                <MudSelectItem Value="@("양도세 신고대리")">양도세 신고대리</MudSelectItem>
-                <MudSelectItem Value="@("상속·증여 자문")">상속·증여 자문</MudSelectItem>
-                <MudSelectItem Value="@("세무조사 대응")">세무조사 대응</MudSelectItem>
-            </MudSelect>
+            <MudTextField T="string" @bind-Value="contractForm.ServiceType" Label="서비스 유형" Variant="Variant.Outlined" FullWidth="true" Class="mb-4" Required="true" />
             <MudDatePicker @bind-Date="contractForm.StartDate" Label="계약 시작일" Variant="Variant.Outlined" FullWidth="true" Class="mb-4" Required="true" />
             <MudNumericField T="decimal?" @bind-Value="contractForm.MonthlyFee" Label="월 수수료" Variant="Variant.Outlined" FullWidth="true" Class="mb-4" />
         </MudForm>
@@ -133,9 +126,6 @@
 </MudDialog>
 
 @code {
-    [CascadingParameter]
-    private Task<AuthenticationState>? AuthStateTask { get; set; }
-
     private List<Contract>? contracts;
     private List<Client> clients = [];
     private Dictionary<int, string> clientMap = new();
@@ -144,20 +134,9 @@
     private bool isDialogOpen;
     private ContractForm contractForm = new();
 
-    protected override async Task OnAfterRenderAsync(bool firstRender)
+    protected override async Task OnInitializedAsync()
     {
-        if (firstRender)
-        {
-            if (AuthStateTask != null)
-            {
-                var authState = await AuthStateTask;
-                if (authState.User.Identity?.IsAuthenticated == true)
-                {
-                    await LoadData();
-                    StateHasChanged();
-                }
-            }
-        }
+        await LoadData();
     }
 
     private async Task LoadData()
@@ -165,9 +144,9 @@
         try
         {
             contracts = await ContractClient.GetAllAsync();
-            var (clientItems, _) = await ClientClient.GetPagedAsync(pageSize: 1000);
+            var (clientItems, _) = await ClientClient.GetPagedAsync();
             clients = clientItems.ToList();
-            clientMap = clients.ToDictionary(c => c.Id, GetClientDisplayName);
+            clientMap = clients.ToDictionary(c => c.Id, c => c.CompanyName ?? "");
             mrr = await ContractClient.GetMonthlyRecurringRevenueAsync();
         }
         catch (Exception ex)
@@ -178,31 +157,16 @@
 
     private void OpenCreateDialog()
     {
-        contractForm = new ContractForm
-        {
-            ClientId = clients.FirstOrDefault()?.Id,
-            StartDate = DateTime.Today
-        };
+        contractForm = new();
         isDialogOpen = true;
     }
 
     private async Task SaveContract()
     {
-        if (form != null)
-        {
-            await form.Validate();
-            if (!form.IsValid)
-            {
-                Snackbar.Add("필수 항목을 입력해주세요.", Severity.Warning);
-                return;
-            }
-        }
-
         try
         {
-            if (contractForm.ClientId == null) return;
             var newId = await ContractClient.CreateAsync(
-                contractForm.ClientId.Value,
+                contractForm.ClientId,
                 contractForm.ContractNumber,
                 contractForm.ServiceType,
                 contractForm.StartDate ?? DateTime.Now,
@@ -253,15 +217,9 @@
         contractForm = new();
     }
 
-    private static string GetClientDisplayName(Client client)
-        => !string.IsNullOrWhiteSpace(client.CompanyName)
-            ? client.CompanyName
-            : !string.IsNullOrWhiteSpace(client.Name)
-                ? client.Name
-                : $"Client #{client.Id}";
     private class ContractForm
     {
-        public int? ClientId { get; set; }
+        public int ClientId { get; set; }
         public string ContractNumber { get; set; } = "";
         public string ServiceType { get; set; } = "";
         public DateTime? StartDate { get; set; }

TaxBaik.Web/Components/Admin/Pages/Dashboard.razor

@@ -158,45 +158,31 @@
 </MudPaper>
 
 @code {
-    [CascadingParameter]
-    private Task<AuthenticationState>? AuthStateTask { get; set; }
-
     private AdminDashboardSummary summary = new(0, 0, 0, 0, []);
     private List<Domain.Entities.TaxFiling> upcomingFilings = [];
     private string? errorMessage;
     private bool isLoading = true;
 
-    protected override async Task OnAfterRenderAsync(bool firstRender)
+    protected override async Task OnInitializedAsync()
     {
-        if (firstRender)
+        try
         {
-            if (AuthStateTask != null)
-            {
-                var authState = await AuthStateTask;
-                if (authState.User.Identity?.IsAuthenticated == true)
-                {
-                    try
-                    {
-                        // API 클라이언트 사용 (서비스 직접 호출 X)
-                        var summaryTask = DashboardClient.GetSummaryAsync();
-                        var filingsTask = DashboardClient.GetUpcomingFilingsAsync(30);
+            // API 클라이언트 사용 (서비스 직접 호출 X)
+            var summaryTask = DashboardClient.GetSummaryAsync();
+            var filingsTask = DashboardClient.GetUpcomingFilingsAsync(30);
 
-                        await Task.WhenAll(summaryTask, filingsTask);
-                        summary = await summaryTask;
-                        upcomingFilings = (await filingsTask).ToList();
-                    }
-                    catch (Exception ex)
-                    {
-                        errorMessage = "대시보드 데이터를 불러올 수 없습니다.";
-                        Console.Error.WriteLine($"Dashboard error: {ex.Message}");
-                    }
-                    finally
-                    {
-                        isLoading = false;
-                        StateHasChanged();
-                    }
-                }
-            }
+            await Task.WhenAll(summaryTask, filingsTask);
+            summary = await summaryTask;
+            upcomingFilings = (await filingsTask).ToList();
+        }
+        catch (Exception ex)
+        {
+            errorMessage = "대시보드 데이터를 불러올 수 없습니다.";
+            Console.Error.WriteLine($"Dashboard error: {ex.Message}");
+        }
+        finally
+        {
+            isLoading = false;
         }
     }
 

TaxBaik.Web/Components/Admin/Pages/Faqs/FaqList.razor

@@ -95,26 +95,9 @@
 </MudPaper>
 
 @code {
-    [CascadingParameter]
-    private Task<AuthenticationState>? AuthStateTask { get; set; }
-
     private List<Faq>? faqs;
 
-    protected override async Task OnAfterRenderAsync(bool firstRender)
-    {
-        if (firstRender)
-        {
-            if (AuthStateTask != null)
-            {
-                var authState = await AuthStateTask;
-                if (authState.User.Identity?.IsAuthenticated == true)
-                {
-                    await LoadAsync();
-                    StateHasChanged();
-                }
-            }
-        }
-    }
+    protected override async Task OnInitializedAsync() => await LoadAsync();
 
     private async Task LoadAsync()
     {

TaxBaik.Web/Components/Admin/Pages/Inquiries/InquiryList.razor

@@ -46,31 +46,11 @@ else
 </MudPaper>
 
 @code {
-    [CascadingParameter]
-    private Task<AuthenticationState>? AuthStateTask { get; set; }
-
     private bool isLoading = true;
     private IReadOnlyList<Domain.Entities.Inquiry> allInquiries = [];
 
-    protected override async Task OnAfterRenderAsync(bool firstRender)
+    protected override async Task OnInitializedAsync()
     {
-        if (firstRender)
-        {
-            if (AuthStateTask != null)
-            {
-                var authState = await AuthStateTask;
-                if (authState.User.Identity?.IsAuthenticated == true)
-                {
-                    await LoadData();
-                    StateHasChanged();
-                }
-            }
-        }
-    }
-
-    private async Task LoadData()
-    {
-        isLoading = true;
         try
         {
             var (items, _) = await InquiryClient.GetPagedAsync(1, 200);

TaxBaik.Web/Components/Admin/Pages/RevenueTrackings.razor

@@ -96,19 +96,13 @@
             <MudSelect T="int" @bind-Value="revenueForm.ClientId" Label="고객" Required="true" Variant="Variant.Outlined" FullWidth="true" Class="mb-4">
                 @foreach (var client in clients)
                 {
-                    <MudSelectItem Value="@client.Id">@GetClientDisplayName(client)</MudSelectItem>
+                    <MudSelectItem Value="@client.Id">@client.CompanyName</MudSelectItem>
                 }
             </MudSelect>
             <MudTextField T="string" @bind-Value="revenueForm.InvoiceNumber" Label="청구번호" Variant="Variant.Outlined" FullWidth="true" Class="mb-4" Required="true" />
             <MudDatePicker @bind-Date="revenueForm.InvoiceDate" Label="청구일" Variant="Variant.Outlined" FullWidth="true" Class="mb-4" Required="true" />
             <MudNumericField T="decimal" @bind-Value="revenueForm.Amount" Label="청구액" Variant="Variant.Outlined" FullWidth="true" Class="mb-4" Required="true" />
-            <MudSelect T="string" @bind-Value="revenueForm.ServiceType" Label="서비스 유형" Variant="Variant.Outlined" FullWidth="true" Class="mb-4">
-                <MudSelectItem Value="@("기장 수수료")">기장 수수료</MudSelectItem>
-                <MudSelectItem Value="@("세무조정료")">세무조정료</MudSelectItem>
-                <MudSelectItem Value="@("세무상담료")">세무상담료</MudSelectItem>
-                <MudSelectItem Value="@("신고 대행료")">신고 대행료</MudSelectItem>
-                <MudSelectItem Value="@("자문 수수료")">자문 수수료</MudSelectItem>
-            </MudSelect>
+            <MudTextField T="string" @bind-Value="revenueForm.ServiceType" Label="서비스 유형" Variant="Variant.Outlined" FullWidth="true" Class="mb-4" />
             <MudDatePicker @bind-Date="revenueForm.DueDate" Label="납부예정일" Variant="Variant.Outlined" FullWidth="true" Class="mb-4" />
         </MudForm>
     </DialogContent>
@@ -119,9 +113,6 @@
 </MudDialog>
 
 @code {
-    [CascadingParameter]
-    private Task<AuthenticationState>? AuthStateTask { get; set; }
-
     private List<RevenueTracking>? revenues;
     private List<Client> clients = [];
     private Dictionary<int, string> clientMap = new();
@@ -129,20 +120,9 @@
     private bool isDialogOpen;
     private RevenueForm revenueForm = new();
 
-    protected override async Task OnAfterRenderAsync(bool firstRender)
+    protected override async Task OnInitializedAsync()
     {
-        if (firstRender)
-        {
-            if (AuthStateTask != null)
-            {
-                var authState = await AuthStateTask;
-                if (authState.User.Identity?.IsAuthenticated == true)
-                {
-                    await LoadData();
-                    StateHasChanged();
-                }
-            }
-        }
+        await LoadData();
     }
 
     private async Task LoadData()
@@ -150,9 +130,9 @@
         try
         {
             revenues = await RevenueClient.GetAllAsync();
-            var (clientItems, _) = await ClientClient.GetPagedAsync(pageSize: 1000);
+            var (clientItems, _) = await ClientClient.GetPagedAsync();
             clients = clientItems.ToList();
-            clientMap = clients.ToDictionary(c => c.Id, GetClientDisplayName);
+            clientMap = clients.ToDictionary(c => c.Id, c => c.CompanyName ?? "");
         }
         catch (Exception ex)
         {
@@ -162,27 +142,12 @@
 
     private void OpenCreateDialog()
     {
-        revenueForm = new RevenueForm
-        {
-            ClientId = clients.FirstOrDefault()?.Id ?? 0,
-            InvoiceDate = DateTime.Today,
-            DueDate = DateTime.Today.AddDays(14)
-        };
+        revenueForm = new();
         isDialogOpen = true;
     }
 
     private async Task SaveRevenue()
     {
-        if (form != null)
-        {
-            await form.Validate();
-            if (!form.IsValid)
-            {
-                Snackbar.Add("필수 항목을 입력해주세요.", Severity.Warning);
-                return;
-            }
-        }
-
         try
         {
             var newId = await RevenueClient.CreateAsync(
@@ -252,12 +217,6 @@
         revenueForm = new();
     }
 
-    private static string GetClientDisplayName(Client client)
-        => !string.IsNullOrWhiteSpace(client.CompanyName)
-            ? client.CompanyName
-            : !string.IsNullOrWhiteSpace(client.Name)
-                ? client.Name
-                : $"Client #{client.Id}";
     private class RevenueForm
     {
         public int ClientId { get; set; }

TaxBaik.Web/Components/Admin/Pages/TaxFilingSchedules.razor

@@ -117,29 +117,19 @@
     </TitleContent>
     <DialogContent>
         <MudForm @ref="form">
-            <MudSelect T="int?"
+            <MudSelect T="int"
                        @bind-Value="scheduleForm.ClientId"
                        Label="고객"
                        Required="true"
                        Variant="Variant.Outlined"
                        FullWidth="true"
-                       Class="mb-4"
-                       RequiredError="고객을 선택하세요.">
+                       Class="mb-4">
                 @foreach (var client in clients)
                 {
-                    <MudSelectItem Value="@((int?)client.Id)">@GetClientDisplayName(client)</MudSelectItem>
+                    <MudSelectItem Value="@client.Id">@client.CompanyName</MudSelectItem>
                 }
             </MudSelect>
-            <MudSelect T="string" @bind-Value="scheduleForm.FilingType" Label="신고 유형" Variant="Variant.Outlined" FullWidth="true" Class="mb-4" Required="true">
-                <MudSelectItem Value="@("종합소득세")">종합소득세</MudSelectItem>
-                <MudSelectItem Value="@("부가가치세")">부가가치세</MudSelectItem>
-                <MudSelectItem Value="@("법인세")">법인세</MudSelectItem>
-                <MudSelectItem Value="@("원천세")">원천세</MudSelectItem>
-                <MudSelectItem Value="@("종합부동산세")">종합부동산세</MudSelectItem>
-                <MudSelectItem Value="@("양도소득세")">양도소득세</MudSelectItem>
-                <MudSelectItem Value="@("상속·증여세")">상속·증여세</MudSelectItem>
-                <MudSelectItem Value="@("세무조정")">세무조정</MudSelectItem>
-            </MudSelect>
+            <MudTextField T="string" @bind-Value="scheduleForm.FilingType" Label="신고 유형" Variant="Variant.Outlined" FullWidth="true" Class="mb-4" Required="true" />
             <MudDatePicker @bind-Date="scheduleForm.DueDate" Label="마감일" Variant="Variant.Outlined" FullWidth="true" Class="mb-4" Required="true" />
             <MudNumericField T="int" @bind-Value="scheduleForm.FilingYear" Label="신고연도" Variant="Variant.Outlined" FullWidth="true" Class="mb-4" Required="true" />
         </MudForm>
@@ -151,40 +141,23 @@
 </MudDialog>
 
 @code {
-    [CascadingParameter]
-    private Task<AuthenticationState>? AuthStateTask { get; set; }
-
     private List<TaxFilingSchedule>? schedules;
     private List<Client> clients = [];
     private Dictionary<int, string> clientMap = new();
     private MudForm? form;
     private bool isDialogOpen;
     private TaxFilingScheduleForm scheduleForm = new();
- 
-    protected override async Task OnAfterRenderAsync(bool firstRender)
-    {
-        if (firstRender)
-        {
-            if (AuthStateTask != null)
-            {
-                var authState = await AuthStateTask;
-                if (authState.User.Identity?.IsAuthenticated == true)
-                {
-                    await LoadData();
-                    StateHasChanged();
-                }
-            }
-        }
-    }
+
+    protected override async Task OnInitializedAsync() => await LoadData();
 
     private async Task LoadData()
     {
         try
         {
             schedules = await TaxFilingClient.GetAllAsync();
-            var (clientItems, _) = await ClientClient.GetPagedAsync(pageSize: 1000);
+            var (clientItems, _) = await ClientClient.GetPagedAsync();
             clients = clientItems.ToList();
-            clientMap = clients.ToDictionary(c => c.Id, GetClientDisplayName);
+            clientMap = clients.ToDictionary(c => c.Id, c => c.CompanyName ?? "");
         }
         catch (Exception ex)
         {
@@ -194,32 +167,16 @@
 
     private void OpenCreateDialog()
     {
-        scheduleForm = new TaxFilingScheduleForm
-        {
-            FilingYear = DateTime.Now.Year,
-            DueDate = DateTime.Today,
-            ClientId = clients.FirstOrDefault()?.Id
-        };
+        scheduleForm = new TaxFilingScheduleForm { FilingYear = DateTime.Now.Year };
         isDialogOpen = true;
     }
 
     private async Task SaveSchedule()
     {
-        if (form != null)
-        {
-            await form.Validate();
-            if (!form.IsValid)
-            {
-                Snackbar.Add("필수 항목을 입력해주세요.", Severity.Warning);
-                return;
-            }
-        }
-
         try
         {
-            if (scheduleForm.ClientId == null) return;
             var newId = await TaxFilingClient.CreateAsync(
-                scheduleForm.ClientId.Value,
+                scheduleForm.ClientId,
                 scheduleForm.FilingType,
                 scheduleForm.DueDate ?? DateTime.Today,
                 scheduleForm.FilingYear);
@@ -286,15 +243,9 @@
         scheduleForm = new();
     }
 
-    private static string GetClientDisplayName(Client client)
-        => !string.IsNullOrWhiteSpace(client.CompanyName)
-            ? client.CompanyName
-            : !string.IsNullOrWhiteSpace(client.Name)
-                ? client.Name
-                : $"Client #{client.Id}";
     private class TaxFilingScheduleForm
     {
-        public int? ClientId { get; set; }
+        public int ClientId { get; set; }
         public string FilingType { get; set; } = "";
         public DateTime? DueDate { get; set; }
         public int FilingYear { get; set; } = DateTime.Now.Year;

TaxBaik.Web/Components/Admin/Pages/TaxFilings/TaxFilingList.razor

@@ -101,7 +101,7 @@
     {
         try
         {
-            var (items, _) = await ClientClient.GetPagedAsync(1, 100, search: value);
+            var (items, _) = await ClientClient.GetPagedAsync(1, 20, search: value);
             return items;
         }
         catch
@@ -110,12 +110,6 @@
         }
     }
 
-    private static string GetClientDisplayName(Client client)
-        => !string.IsNullOrWhiteSpace(client.CompanyName)
-            ? client.CompanyName
-            : !string.IsNullOrWhiteSpace(client.Name)
-                ? client.Name
-                : $"Client #{client.Id}";
     private async Task AddFiling()
     {
         try

TaxBaik.Web/Components/Admin/Pages/TaxProfiles.razor

@@ -84,23 +84,13 @@ else
     </TitleContent>
     <DialogContent>
         <MudForm @ref="form">
-            <MudSelect T="int?" @bind-Value="profileForm.ClientId" Label="고객" Required="true" Variant="Variant.Outlined" FullWidth="true" Class="mb-4" RequiredError="고객을 선택하세요.">
+            <MudSelect T="int" @bind-Value="profileForm.ClientId" Label="고객" Required="true" Variant="Variant.Outlined" FullWidth="true" Class="mb-4">
                 @foreach (var client in clients)
                 {
-                    <MudSelectItem Value="@((int?)client.Id)">@GetClientDisplayName(client)</MudSelectItem>
+                    <MudSelectItem Value="@client.Id">@client.CompanyName</MudSelectItem>
                 }
             </MudSelect>
-            <MudSelect T="string" @bind-Value="profileForm.BusinessType" Label="사업 유형" Variant="Variant.Outlined" FullWidth="true" Class="mb-4" Required="true">
-                <MudSelectItem Value="@("일반제조업")">일반제조업</MudSelectItem>
-                <MudSelectItem Value="@("도소매업")">도소매업</MudSelectItem>
-                <MudSelectItem Value="@("서비스업")">서비스업</MudSelectItem>
-                <MudSelectItem Value="@("정보통신업")">정보통신업</MudSelectItem>
-                <MudSelectItem Value="@("부동산업")">부동산업</MudSelectItem>
-                <MudSelectItem Value="@("건설업")">건설업</MudSelectItem>
-                <MudSelectItem Value="@("음식점업")">음식점업</MudSelectItem>
-                <MudSelectItem Value="@("프리랜서")">프리랜서</MudSelectItem>
-                <MudSelectItem Value="@("기타")">기타</MudSelectItem>
-            </MudSelect>
+            <MudTextField T="string" @bind-Value="profileForm.BusinessType" Label="사업 유형" Variant="Variant.Outlined" FullWidth="true" Class="mb-4" />
             <MudSelect T="string" @bind-Value="profileForm.TaxRiskLevel" Label="위험도" Variant="Variant.Outlined" FullWidth="true" Class="mb-4">
                 <MudSelectItem Value="@("low")">낮음</MudSelectItem>
                 <MudSelectItem Value="@("normal")">보통</MudSelectItem>
@@ -117,9 +107,6 @@ else
 </MudDialog>
 
 @code {
-    [CascadingParameter]
-    private Task<AuthenticationState>? AuthStateTask { get; set; }
-
     private List<TaxProfile>? profiles;
     private List<Client> clients = [];
     private Dictionary<int, string> clientMap = new();
@@ -129,20 +116,9 @@ else
     private TaxProfile? editingProfile;
     private TaxProfileForm profileForm = new();
 
-    protected override async Task OnAfterRenderAsync(bool firstRender)
+    protected override async Task OnInitializedAsync()
     {
-        if (firstRender)
-        {
-            if (AuthStateTask != null)
-            {
-                var authState = await AuthStateTask;
-                if (authState.User.Identity?.IsAuthenticated == true)
-                {
-                    await LoadData();
-                    StateHasChanged();
-                }
-            }
-        }
+        await LoadData();
     }
 
     private async Task LoadData()
@@ -150,9 +126,9 @@ else
         try
         {
             profiles = await TaxProfileClient.GetAllAsync();
-            var (clientItems, _) = await ClientClient.GetPagedAsync(pageSize: 1000);
+            var (clientItems, _) = await ClientClient.GetPagedAsync();
             clients = clientItems.ToList();
-            clientMap = clients.ToDictionary(c => c.Id, GetClientDisplayName);
+            clientMap = clients.ToDictionary(c => c.Id, c => c.CompanyName ?? "");
         }
         catch (Exception ex)
         {
@@ -164,12 +140,7 @@ else
     {
         isEditMode = false;
         editingProfile = null;
-        profileForm = new TaxProfileForm
-        {
-            ClientId = clients.FirstOrDefault()?.Id,
-            TaxRiskLevel = "normal",
-            NextFilingDueDate = DateTime.Today.AddMonths(1)
-        };
+        profileForm = new();
         isDialogOpen = true;
     }
 
@@ -190,43 +161,25 @@ else
 
     private async Task SaveProfile()
     {
-        if (form != null)
-        {
-            await form.Validate();
-            if (!form.IsValid)
-            {
-                    Snackbar.Add("고객을 선택하세요.", Severity.Warning);
-                return;
-            }
-        }
-
         try
         {
-            if (isEditMode && editingProfile != null)
+            if (isEditMode)
             {
-                await TaxProfileClient.UpdateAsync(editingProfile.Id, profileForm.BusinessType,
-                    null, profileForm.NextFilingDueDate, profileForm.TaxRiskLevel);
-                Snackbar.Add("세무 프로필이 수정되었습니다.", Severity.Success);
+                await TaxProfileClient.UpdateAsync(
+                    editingProfile!.Id,
+                    profileForm.BusinessType,
+                    null,
+                    profileForm.NextFilingDueDate,
+                    profileForm.TaxRiskLevel);
+                Snackbar.Add("세무 프로필이 업데이트되었습니다.", Severity.Success);
             }
             else
             {
-                if (!profileForm.ClientId.HasValue)
-                {
-                    Snackbar.Add("고객을 선택하세요.", Severity.Warning);
-                    return;
-                }
                 var newId = await TaxProfileClient.CreateAsync(
-                    profileForm.ClientId.Value,
+                    profileForm.ClientId,
                     profileForm.BusinessType);
                 if (newId > 0)
                 {
-                    // 생성 후 상태 업데이트 처리
-                    await TaxProfileClient.UpdateAsync(
-                        newId,
-                        profileForm.BusinessType,
-                        null,
-                        profileForm.NextFilingDueDate,
-                        profileForm.TaxRiskLevel);
                     Snackbar.Add("세무 프로필이 추가되었습니다.", Severity.Success);
                 }
             }
@@ -279,15 +232,9 @@ else
         _ => Color.Default
     };
 
-    private static string GetClientDisplayName(Client client)
-        => !string.IsNullOrWhiteSpace(client.CompanyName)
-            ? client.CompanyName
-            : !string.IsNullOrWhiteSpace(client.Name)
-                ? client.Name
-                : $"Client #{client.Id}";
     private class TaxProfileForm
     {
-        public int? ClientId { get; set; }
+        public int ClientId { get; set; }
         public string BusinessType { get; set; } = "";
         public string TaxRiskLevel { get; set; } = "normal";
         public DateTime? NextFilingDueDate { get; set; }

TaxBaik.Web/Controllers/AdminDashboardController.cs

@@ -9,7 +9,7 @@ namespace TaxBaik.Web.Controllers;
 /// SOLID: Single Responsibility - 대시보드 데이터만 담당
 /// </summary>
 [ApiController]
-[Route("api/admin-dashboard")]
+[Route("api/[controller]")]
 [Authorize]
 public class AdminDashboardController : ControllerBase
 {

TaxBaik.Web/Controllers/ConsultingActivityController.cs

@@ -24,20 +24,6 @@ public class ConsultingActivityController(ConsultingActivityService service) : C
         }
     }
 
-    [HttpGet]
-    public async Task<IActionResult> GetAll()
-    {
-        try
-        {
-            var activities = await service.GetAllAsync();
-            return Ok(activities);
-        }
-        catch (Exception ex)
-        {
-            return StatusCode(500, new { error = "조회 실패", message = ex.Message });
-        }
-    }
-
     [HttpGet("{id:int}")]
     public async Task<IActionResult> GetById(int id)
     {

TaxBaik.Web/Controllers/ContractController.cs

@@ -24,20 +24,6 @@ public class ContractController(ContractService service) : ControllerBase
         }
     }
 
-    [HttpGet]
-    public async Task<IActionResult> GetAll()
-    {
-        try
-        {
-            var contracts = await service.GetAllAsync();
-            return Ok(contracts);
-        }
-        catch (Exception ex)
-        {
-            return StatusCode(500, new { error = "조회 실패", message = ex.Message });
-        }
-    }
-
     [HttpGet("{id:int}")]
     public async Task<IActionResult> GetById(int id)
     {

TaxBaik.Web/Controllers/RevenueTrackingController.cs

@@ -24,20 +24,6 @@ public class RevenueTrackingController(RevenueTrackingService service) : Control
         }
     }
 
-    [HttpGet]
-    public async Task<IActionResult> GetAll()
-    {
-        try
-        {
-            var revenues = await service.GetAllAsync();
-            return Ok(revenues);
-        }
-        catch (Exception ex)
-        {
-            return StatusCode(500, new { error = "조회 실패", message = ex.Message });
-        }
-    }
-
     [HttpGet("{id:int}")]
     public async Task<IActionResult> GetById(int id)
     {

TaxBaik.Web/Controllers/TaxFilingScheduleController.cs

@@ -24,20 +24,6 @@ public class TaxFilingScheduleController(TaxFilingScheduleService service) : Con
         }
     }
 
-    [HttpGet]
-    public async Task<IActionResult> GetAll()
-    {
-        try
-        {
-            var schedules = await service.GetAllAsync();
-            return Ok(schedules);
-        }
-        catch (Exception ex)
-        {
-            return StatusCode(500, new { error = "조회 실패", message = ex.Message });
-        }
-    }
-
     [HttpGet("{id:int}")]
     public async Task<IActionResult> GetById(int id)
     {

TaxBaik.Web/Controllers/TaxProfileController.cs

@@ -24,20 +24,6 @@ public class TaxProfileController(TaxProfileService taxProfileService) : Control
         }
     }
 
-    [HttpGet]
-    public async Task<IActionResult> GetAll()
-    {
-        try
-        {
-            var profiles = await taxProfileService.GetAllAsync();
-            return Ok(profiles);
-        }
-        catch (Exception ex)
-        {
-            return StatusCode(500, new { error = "조회 실패", message = ex.Message });
-        }
-    }
-
     [HttpGet("client/{clientId:int}")]
     public async Task<IActionResult> GetByClientId(int clientId)
     {

TaxBaik.Web/Hubs/NotificationHub.cs

@@ -0,0 +1,87 @@
+using Microsoft.AspNetCore.Authorization;
+using Microsoft.AspNetCore.SignalR;
+
+namespace TaxBaik.Web.Hubs;
+
+/// <summary>
+/// Real-time notification hub for admin dashboard
+/// SOLID: Single Responsibility - Only broadcasts change notifications
+/// No state management - stateless broadcast pattern
+/// </summary>
+[Authorize]
+public class NotificationHub : Hub
+{
+    private const string AdminGroup = "admins";
+
+    public override async Task OnConnectedAsync()
+    {
+        await Groups.AddToGroupAsync(Context.ConnectionId, AdminGroup);
+        await base.OnConnectedAsync();
+    }
+
+    /// <summary>
+    /// Broadcast inquiry status changed to all connected admins
+    /// Clients should re-fetch from API to verify
+    /// </summary>
+    public async Task NotifyInquiryStatusChanged(int inquiryId, string newStatus)
+    {
+        await Clients.Group(AdminGroup).SendAsync("InquiryStatusChanged", new
+        {
+            InquiryId = inquiryId,
+            Status = newStatus,
+            ChangedAt = DateTime.UtcNow
+        });
+    }
+
+    /// <summary>
+    /// Broadcast inquiry submitted (new inquiry created)
+    /// </summary>
+    public async Task NotifyInquiryCreated(int inquiryId, string name)
+    {
+        await Clients.Group(AdminGroup).SendAsync("InquiryCreated", new
+        {
+            InquiryId = inquiryId,
+            Name = name,
+            CreatedAt = DateTime.UtcNow
+        });
+    }
+
+    /// <summary>
+    /// Broadcast client created
+    /// </summary>
+    public async Task NotifyClientCreated(int clientId, string name)
+    {
+        await Clients.Group(AdminGroup).SendAsync("ClientCreated", new
+        {
+            ClientId = clientId,
+            Name = name,
+            CreatedAt = DateTime.UtcNow
+        });
+    }
+
+    /// <summary>
+    /// Broadcast announcement published
+    /// </summary>
+    public async Task NotifyAnnouncementPublished(int announcementId, string title)
+    {
+        await Clients.Group(AdminGroup).SendAsync("AnnouncementPublished", new
+        {
+            AnnouncementId = announcementId,
+            Title = title,
+            PublishedAt = DateTime.UtcNow
+        });
+    }
+
+    /// <summary>
+    /// Broadcast tax filing completed
+    /// </summary>
+    public async Task NotifyFilingCompleted(int filingId, string filingType)
+    {
+        await Clients.Group(AdminGroup).SendAsync("FilingCompleted", new
+        {
+            FilingId = filingId,
+            FilingType = filingType,
+            CompletedAt = DateTime.UtcNow
+        });
+    }
+}

TaxBaik.Web/Logging/TelegramSink.cs

@@ -1,99 +0,0 @@
-using System;
-using System.Net.Http;
-using System.Net.Http.Json;
-using System.Text;
-using System.Threading.Tasks;
-using Serilog.Core;
-using Serilog.Events;
-
-namespace TaxBaik.Web.Logging;
-
-public class TelegramSink : ILogEventSink
-{
-    private readonly string _botToken;
-    private readonly string _chatId;
-    private readonly HttpClient _httpClient;
-
-    public TelegramSink(string botToken, string chatId)
-    {
-        _botToken = botToken;
-        _chatId = chatId;
-        _httpClient = new HttpClient();
-    }
-
-    public void Emit(LogEvent logEvent)
-    {
-        if (logEvent.Level < LogEventLevel.Error)
-        {
-            return;
-        }
-
-        // Filter out harmless client disconnect and task cancellation exceptions
-        if (logEvent.Exception != null)
-        {
-            var exTypeName = logEvent.Exception.GetType().FullName ?? "";
-            var exMessage = logEvent.Exception.Message ?? "";
-            if (exTypeName.Contains("JSDisconnectedException") ||
-                exTypeName.Contains("TaskCanceledException") ||
-                exMessage.Contains("JavaScript interop calls cannot be issued") ||
-                exMessage.Contains("circuit has disconnected"))
-            {
-                return;
-            }
-        }
-
-        // Emit is a synchronous method, so we dispatch the network call asynchronously
-        Task.Run(async () =>
-        {
-            try
-            {
-                var timestamp = logEvent.Timestamp.ToString("yyyy-MM-dd HH:mm:ss.fff zzz");
-                var level = logEvent.Level.ToString().ToUpper();
-                var message = logEvent.RenderMessage();
-                var exceptionDetails = logEvent.Exception?.ToString();
-
-                var sb = new StringBuilder();
-                sb.AppendLine($"<b>🚨 [{level}] 에러 발생</b>");
-                sb.AppendLine($"<b>시간:</b> {timestamp}");
-                sb.AppendLine($"<b>메시지:</b> {EscapeHtml(message)}");
-
-                if (!string.IsNullOrEmpty(exceptionDetails))
-                {
-                    var escapedException = EscapeHtml(exceptionDetails);
-                    if (escapedException.Length > 3000)
-                    {
-                        escapedException = escapedException.Substring(0, 3000) + "\n[이하 생략]";
-                    }
-                    sb.AppendLine($"<b>Exception 상세:</b>\n<pre>{escapedException}</pre>");
-                }
-
-                var url = $"https://api.telegram.org/bot{_botToken}/sendMessage";
-                var payload = new
-                {
-                    chat_id = _chatId,
-                    text = sb.ToString(),
-                    parse_mode = "HTML"
-                };
-
-                var response = await _httpClient.PostAsJsonAsync(url, payload);
-                if (!response.IsSuccessStatusCode)
-                {
-                    var errorResponse = await response.Content.ReadAsStringAsync();
-                    Console.WriteLine($"[TelegramSink] Failed to send log to Telegram: {response.StatusCode} - {errorResponse}");
-                }
-            }
-            catch (Exception ex)
-            {
-                Console.WriteLine($"[TelegramSink] Error in TelegramSink: {ex.Message}");
-            }
-        });
-    }
-
-    private static string EscapeHtml(string text)
-    {
-        if (string.IsNullOrEmpty(text)) return text;
-        return text.Replace("&", "&amp;")
-                   .Replace("<", "&lt;")
-                   .Replace(">", "&gt;");
-    }
-}

TaxBaik.Web/Pages/Portal/Login.cshtml.cs

@@ -52,5 +52,5 @@ public class LoginModel : PageModel
     public IActionResult OnPostKakao() => Challenge(BuildProps("kakao"), PortalOAuthDefaults.KakaoScheme);
 
     private static AuthenticationProperties BuildProps(string provider) =>
-        new() { RedirectUri = $"/taxbaik/portal/external-callback?provider={provider}" };
+        new() { RedirectUri = $"/portal/external-callback?provider={provider}" };
 }

TaxBaik.Web/Pages/_Layout.cshtml

@@ -3,57 +3,21 @@
 <head>
     <meta charset="utf-8" />
     <meta name="viewport" content="width=device-width, initial-scale=1.0" />
-    <title>@(ViewData["Title"] ?? "백원숙 세무회계 - 세무사 전문 상담")</title>
-    <meta name="description" content="@(ViewData["Description"] ?? "백원숙 세무회계 - 사업자 기장, 부동산 양도세·증여세, 종합소득세 전문 상담. 맞춤형 세무 절세 컨설팅 제공.")" />
-    <meta name="keywords" content="백원숙 세무회계, 세무사, 사업자 기장, 양도소득세, 증여세, 상속세, 종합소득세, 절세 상담, 세무 대리" />
-    
-    <!-- Open Graph / Facebook -->
-    <meta property="og:type" content="website" />
-    <meta property="og:title" content="@(ViewData["Title"] ?? "백원숙 세무회계 - 세무사 전문 상담")" />
-    <meta property="og:description" content="@(ViewData["Description"] ?? "백원숙 세무회계 - 사업자 기장, 부동산 양도세·증여세, 종합소득세 전문 상담. 맞춤형 세무 절세 컨설팅 제공.")" />
-    <meta property="og:image" content="@(ViewData["OgImage"] ?? "http://178.104.200.7/taxbaik/images/og-image.jpg")" />
-    <meta property="og:url" content="@(ViewData["OgUrl"] ?? "http://178.104.200.7/taxbaik/")" />
-    
-    <!-- Twitter -->
-    <meta property="twitter:card" content="summary_large_image" />
-    <meta property="twitter:title" content="@(ViewData["Title"] ?? "백원숙 세무회계 - 세무사 전문 상담")" />
-    <meta property="twitter:description" content="@(ViewData["Description"] ?? "백원숙 세무회계 - 사업자 기장, 부동산 양도세·증여세, 종합소득세 전문 상담. 맞춤형 세무 절세 컨설팅 제공.")" />
-    <meta property="twitter:image" content="@(ViewData["OgImage"] ?? "http://178.104.200.7/taxbaik/images/og-image.jpg")" />
-
-    <!-- 검색엔진 등록용 소유권 인증 메타 태그 (발급받으신 토큰이 있으면 아래 content에 넣어 주시면 됩니다) -->
-    <!-- <meta name="naver-site-verification" content="네이버_서치어드바이저_토큰_입력" /> -->
-    <!-- <meta name="google-site-verification" content="구글_서치콘솔_토큰_입력" /> -->
-
+    <title>@(ViewData["Title"] ?? "백원숙 세무회계")</title>
+    <meta name="description" content="@(ViewData["Description"] ?? "사업자 기장, 부동산 양도세·증여세, 종합소득세 전문 상담.")" />
+    <meta property="og:title" content="@ViewData["Title"]" />
+    <meta property="og:description" content="@ViewData["Description"]" />
+    <meta property="og:image" content="@ViewData["OgImage"]" />
+    <meta property="og:url" content="@ViewData["OgUrl"]" />
     <meta name="robots" content="index, follow" />
     <meta name="theme-color" content="#C89D6E" />
     <link rel="preconnect" href="https://fonts.googleapis.com" />
     <link rel="preconnect" href="https://fonts.gstatic.com" crossorigin />
     <link rel="dns-prefetch" href="https://cdn.jsdelivr.net" />
     <link href="https://fonts.googleapis.com/css2?family=Noto+Sans+KR:wght@400;500;700&display=swap" rel="stylesheet" />
-    <link rel="canonical" href="@(ViewData["CanonicalUrl"] ?? "http://178.104.200.7/taxbaik/")" />
+    <link rel="canonical" href="@ViewData["CanonicalUrl"]" />
     <link href="https://cdn.jsdelivr.net/npm/bootstrap@5.3.0/dist/css/bootstrap.min.css" rel="stylesheet" />
     <link rel="stylesheet" href="~/css/site.css" asp-append-version="true" />
-
-    <!-- 구조화된 데이터 (JSON-LD Schema Markup) -->
-    <script type="application/ld+json">
-    {
-      "@@context": "https://schema.org",
-      "@@type": "ProfessionalService",
-      "name": "백원숙 세무회계",
-      "description": "사업자 기장, 부동산 양도세·증여세, 종합소득세 전문 상담 세무사",
-      "url": "http://178.104.200.7/taxbaik/",
-      "telephone": "010-4122-8268",
-      "email": "taxbaik5668@gmail.com",
-      "address": {
-        "@@type": "PostalAddress",
-        "addressCountry": "KR"
-      },
-      "sameAs": [
-        "https://www.instagram.com/taxtory5668/",
-        "http://pf.kakao.com/_xoxchTX"
-      ]
-    }
-    </script>
 </head>
 <body class="with-mobile-cta">
     <partial name="_Header" />

TaxBaik.Web/Program.cs

@@ -38,13 +38,6 @@ builder.Host.UseSerilog((context, config) =>
             outputTemplate: "[{Timestamp:yyyy-MM-dd HH:mm:ss.fff zzz}] [{Level:u3}] {Message:lj}{NewLine}{Exception}")
         .Enrich.FromLogContext()
         .Enrich.WithProperty("Environment", context.HostingEnvironment.EnvironmentName);
-
-    var botToken = context.Configuration["Telegram:BotToken"];
-    var systemChatId = context.Configuration["Telegram:SystemChatId"] ?? context.Configuration["Telegram:ChatId"];
-    if (!string.IsNullOrEmpty(botToken) && !string.IsNullOrEmpty(systemChatId))
-    {
-        config.WriteTo.Sink(new TaxBaik.Web.Logging.TelegramSink(botToken, systemChatId), Serilog.Events.LogEventLevel.Error);
-    }
 });
 
 // Controllers (API)
@@ -52,6 +45,9 @@ builder.Services.AddControllers();
 builder.Services.AddProblemDetails();
 builder.Services.AddHealthChecks();
 
+// SignalR (Notifications only, no state management)
+builder.Services.AddSignalR();
+
 // Razor Pages + Blazor Server 통합
 builder.Services.AddRazorPages();
 builder.Services.AddRazorComponents().AddInteractiveServerComponents();
@@ -93,8 +89,8 @@ var authenticationBuilder = builder.Services.AddAuthentication(opts =>
     opts.Cookie.HttpOnly = true;
     opts.Cookie.SameSite = SameSiteMode.Lax;
     opts.Cookie.SecurePolicy = isProduction ? CookieSecurePolicy.Always : CookieSecurePolicy.SameAsRequest;
-    opts.LoginPath = "/taxbaik/portal/login";
-    opts.AccessDeniedPath = "/taxbaik/portal/login";
+    opts.LoginPath = "/portal/login";
+    opts.AccessDeniedPath = "/portal/login";
     opts.SlidingExpiration = true;
     opts.ExpireTimeSpan = TimeSpan.FromDays(7);
 })
@@ -115,7 +111,7 @@ if (!string.IsNullOrWhiteSpace(googleClientId) && !string.IsNullOrWhiteSpace(goo
         opts.SignInScheme = PortalOAuthDefaults.ExternalScheme;
         opts.ClientId = googleClientId;
         opts.ClientSecret = googleClientSecret;
-        opts.CallbackPath = "/taxbaik/portal/signin-google";
+        opts.CallbackPath = "/portal/signin-google";
     });
 }
 
@@ -128,7 +124,7 @@ if (!string.IsNullOrWhiteSpace(naverClientId) && !string.IsNullOrWhiteSpace(nave
         opts.SignInScheme = PortalOAuthDefaults.ExternalScheme;
         opts.ClientId = naverClientId;
         opts.ClientSecret = naverClientSecret;
-        opts.CallbackPath = "/taxbaik/portal/signin-naver";
+        opts.CallbackPath = "/portal/signin-naver";
         opts.AuthorizationEndpoint = "https://nid.naver.com/oauth2.0/authorize";
         opts.TokenEndpoint = "https://nid.naver.com/oauth2.0/token";
         opts.UserInformationEndpoint = "https://openapi.naver.com/v1/nid/me";
@@ -160,7 +156,7 @@ if (!string.IsNullOrWhiteSpace(kakaoClientId) && !string.IsNullOrWhiteSpace(kaka
         opts.SignInScheme = PortalOAuthDefaults.ExternalScheme;
         opts.ClientId = kakaoClientId;
         opts.ClientSecret = kakaoClientSecret;
-        opts.CallbackPath = "/taxbaik/portal/signin-kakao";
+        opts.CallbackPath = "/portal/signin-kakao";
         opts.AuthorizationEndpoint = "https://kauth.kakao.com/oauth/authorize";
         opts.TokenEndpoint = "https://kauth.kakao.com/oauth/token";
         opts.UserInformationEndpoint = "https://kapi.kakao.com/v2/user/me";
@@ -194,6 +190,9 @@ builder.Services.AddCascadingAuthenticationState();
 builder.Services.AddAuthorization();
 builder.Services.AddAuthorizationCore();
 
+// Notifications (SignalR)
+builder.Services.AddScoped<INotificationService, NotificationService>();
+
 // Telegram Notification
 builder.Services.AddHttpClient<ITelegramNotificationService, TelegramNotificationService>();
 
@@ -208,53 +207,64 @@ var apiBaseUrl = builder.Configuration["ApiClient:BaseUrl"]
 builder.Services.AddHttpClient<IAdminDashboardClient, AdminDashboardClient>(client =>
 {
     client.BaseAddress = new Uri(apiBaseUrl);
-});
+})
+    .AddHttpMessageHandler<TokenRefreshHandler>();
 builder.Services.AddHttpClient<IInquiryBrowserClient, InquiryBrowserClient>(client =>
 {
     client.BaseAddress = new Uri(apiBaseUrl);
-});
+})
+    .AddHttpMessageHandler<TokenRefreshHandler>();
 builder.Services.AddHttpClient<IClientBrowserClient, ClientBrowserClient>(client =>
 {
     client.BaseAddress = new Uri(apiBaseUrl);
-});
+})
+    .AddHttpMessageHandler<TokenRefreshHandler>();
 builder.Services.AddHttpClient<ITaxFilingBrowserClient, TaxFilingBrowserClient>(client =>
 {
     client.BaseAddress = new Uri(apiBaseUrl);
-});
+})
+    .AddHttpMessageHandler<TokenRefreshHandler>();
 builder.Services.AddHttpClient<IFaqBrowserClient, FaqBrowserClient>(client =>
 {
     client.BaseAddress = new Uri(apiBaseUrl);
-});
+})
+    .AddHttpMessageHandler<TokenRefreshHandler>();
 builder.Services.AddHttpClient<IAnnouncementBrowserClient, AnnouncementBrowserClient>(client =>
 {
     client.BaseAddress = new Uri(apiBaseUrl);
-});
+})
+    .AddHttpMessageHandler<TokenRefreshHandler>();
 
 // Phase 5: Tax Accounting & CRM Browser Clients
 builder.Services.AddHttpClient<ITaxProfileBrowserClient, TaxProfileBrowserClient>(client =>
 {
     client.BaseAddress = new Uri(apiBaseUrl);
-});
+})
+    .AddHttpMessageHandler<TokenRefreshHandler>();
 
 builder.Services.AddHttpClient<ITaxFilingScheduleBrowserClient, TaxFilingScheduleBrowserClient>(client =>
 {
     client.BaseAddress = new Uri(apiBaseUrl);
-});
+})
+    .AddHttpMessageHandler<TokenRefreshHandler>();
 
 builder.Services.AddHttpClient<IConsultingActivityBrowserClient, ConsultingActivityBrowserClient>(client =>
 {
     client.BaseAddress = new Uri(apiBaseUrl);
-});
+})
+    .AddHttpMessageHandler<TokenRefreshHandler>();
 
 builder.Services.AddHttpClient<IContractBrowserClient, ContractBrowserClient>(client =>
 {
     client.BaseAddress = new Uri(apiBaseUrl);
-});
+})
+    .AddHttpMessageHandler<TokenRefreshHandler>();
 
 builder.Services.AddHttpClient<IRevenueTrackingBrowserClient, RevenueTrackingBrowserClient>(client =>
 {
     client.BaseAddress = new Uri(apiBaseUrl);
-});
+})
+    .AddHttpMessageHandler<TokenRefreshHandler>();
 
 // UI & 캐시 (MudBlazor Theme Customization)
 builder.Services.AddMudServices(config =>
@@ -344,6 +354,8 @@ app.MapControllers();
 app.MapHealthChecks("/healthz");
 app.MapRazorPages();
 
+// SignalR Hub
+app.MapHub<TaxBaik.Web.Hubs.NotificationHub>("/taxbaik/notifications");
 // AllowAnonymous: JWT 미들웨어가 Blazor 셸 요청을 401로 차단하지 않도록 한다.
 // 인증은 Blazor AuthorizeRouteView → RedirectToLogin 에서 처리한다.
 app.MapRazorComponents<TaxBaik.Web.Components.Admin.App>()

TaxBaik.Web/Services/AdminClients/IConsultingActivityBrowserClient.cs

@@ -14,24 +14,15 @@ public interface IConsultingActivityBrowserClient
     Task DeleteAsync(int id, CancellationToken ct = default);
 }
 
-public class ConsultingActivityBrowserClient(HttpClient httpClient, ITokenStore tokenStore, ILogger<ConsultingActivityBrowserClient> logger)
+public class ConsultingActivityBrowserClient(HttpClient httpClient, ILogger<ConsultingActivityBrowserClient> logger)
     : IConsultingActivityBrowserClient
 {
     private const string BaseUrl = "/api/consultingactivity";
 
-    private void EnsureAuthHeader()
-    {
-        if (!string.IsNullOrEmpty(tokenStore.AccessToken))
-            httpClient.DefaultRequestHeaders.Authorization = new("Bearer", tokenStore.AccessToken);
-        else
-            httpClient.DefaultRequestHeaders.Authorization = null;
-    }
-
     public async Task<List<ConsultingActivity>> GetAllAsync(CancellationToken ct = default)
     {
         try
         {
-            EnsureAuthHeader();
             return await httpClient.GetFromJsonAsync<List<ConsultingActivity>>($"{BaseUrl}", ct) ?? [];
         }
         catch (Exception ex)
@@ -45,7 +36,6 @@ public class ConsultingActivityBrowserClient(HttpClient httpClient, ITokenStore
     {
         try
         {
-            EnsureAuthHeader();
             return await httpClient.GetFromJsonAsync<List<ConsultingActivity>>($"{BaseUrl}/client/{clientId}", ct) ?? [];
         }
         catch (Exception ex)
@@ -59,7 +49,6 @@ public class ConsultingActivityBrowserClient(HttpClient httpClient, ITokenStore
     {
         try
         {
-            EnsureAuthHeader();
             var response = await httpClient.GetFromJsonAsync<JsonElement>($"{BaseUrl}/pending-followups", ct);
             if (response.TryGetProperty("data", out var data))
                 return System.Text.Json.JsonSerializer.Deserialize<List<ConsultingActivity>>(data.GetRawText()) ?? [];
@@ -77,7 +66,6 @@ public class ConsultingActivityBrowserClient(HttpClient httpClient, ITokenStore
     {
         try
         {
-            EnsureAuthHeader();
             var request = new { clientId, activityType, activityDate, description, consultantId, nextFollowupDate };
             var response = await httpClient.PostAsJsonAsync(BaseUrl, request, ct);
             response.EnsureSuccessStatusCode();
@@ -95,7 +83,6 @@ public class ConsultingActivityBrowserClient(HttpClient httpClient, ITokenStore
     {
         try
         {
-            EnsureAuthHeader();
             var request = new { outcome, nextFollowupDate };
             var response = await httpClient.PutAsJsonAsync($"{BaseUrl}/{id}", request, ct);
             response.EnsureSuccessStatusCode();
@@ -110,7 +97,6 @@ public class ConsultingActivityBrowserClient(HttpClient httpClient, ITokenStore
     {
         try
         {
-            EnsureAuthHeader();
             var response = await httpClient.DeleteAsync($"{BaseUrl}/{id}", ct);
             response.EnsureSuccessStatusCode();
         }

TaxBaik.Web/Services/AdminClients/IContractBrowserClient.cs

@@ -16,24 +16,15 @@ public interface IContractBrowserClient
     Task DeleteAsync(int id, CancellationToken ct = default);
 }
 
-public class ContractBrowserClient(HttpClient httpClient, ITokenStore tokenStore, ILogger<ContractBrowserClient> logger)
+public class ContractBrowserClient(HttpClient httpClient, ILogger<ContractBrowserClient> logger)
     : IContractBrowserClient
 {
     private const string BaseUrl = "/api/contract";
 
-    private void EnsureAuthHeader()
-    {
-        if (!string.IsNullOrEmpty(tokenStore.AccessToken))
-            httpClient.DefaultRequestHeaders.Authorization = new("Bearer", tokenStore.AccessToken);
-        else
-            httpClient.DefaultRequestHeaders.Authorization = null;
-    }
-
     public async Task<List<Contract>> GetAllAsync(CancellationToken ct = default)
     {
         try
         {
-            EnsureAuthHeader();
             return await httpClient.GetFromJsonAsync<List<Contract>>($"{BaseUrl}", ct) ?? [];
         }
         catch (Exception ex)
@@ -47,7 +38,6 @@ public class ContractBrowserClient(HttpClient httpClient, ITokenStore tokenStore
     {
         try
         {
-            EnsureAuthHeader();
             return await httpClient.GetFromJsonAsync<Contract>($"{BaseUrl}/{id}", ct);
         }
         catch (Exception ex)
@@ -61,7 +51,6 @@ public class ContractBrowserClient(HttpClient httpClient, ITokenStore tokenStore
     {
         try
         {
-            EnsureAuthHeader();
             return await httpClient.GetFromJsonAsync<List<Contract>>($"{BaseUrl}/client/{clientId}", ct) ?? [];
         }
         catch (Exception ex)
@@ -75,7 +64,6 @@ public class ContractBrowserClient(HttpClient httpClient, ITokenStore tokenStore
     {
         try
         {
-            EnsureAuthHeader();
             var response = await httpClient.GetFromJsonAsync<JsonElement>($"{BaseUrl}/active", ct);
             if (response.TryGetProperty("data", out var data))
                 return System.Text.Json.JsonSerializer.Deserialize<List<Contract>>(data.GetRawText()) ?? [];
@@ -92,7 +80,6 @@ public class ContractBrowserClient(HttpClient httpClient, ITokenStore tokenStore
     {
         try
         {
-            EnsureAuthHeader();
             var response = await httpClient.GetFromJsonAsync<JsonElement>($"{BaseUrl}/expiring?daysAhead={daysAhead}", ct);
             if (response.TryGetProperty("data", out var data))
                 return System.Text.Json.JsonSerializer.Deserialize<List<Contract>>(data.GetRawText()) ?? [];
@@ -109,7 +96,6 @@ public class ContractBrowserClient(HttpClient httpClient, ITokenStore tokenStore
     {
         try
         {
-            EnsureAuthHeader();
             var response = await httpClient.GetFromJsonAsync<JsonElement>($"{BaseUrl}/mrr", ct);
             if (response.TryGetProperty("mrr", out var mrrValue))
                 return System.Text.Json.JsonSerializer.Deserialize<decimal>(mrrValue.GetRawText());
@@ -127,7 +113,6 @@ public class ContractBrowserClient(HttpClient httpClient, ITokenStore tokenStore
     {
         try
         {
-            EnsureAuthHeader();
             var request = new { clientId, contractNumber, serviceType, startDate, monthlyFee, totalAmount };
             var response = await httpClient.PostAsJsonAsync(BaseUrl, request, ct);
             response.EnsureSuccessStatusCode();
@@ -145,7 +130,6 @@ public class ContractBrowserClient(HttpClient httpClient, ITokenStore tokenStore
     {
         try
         {
-            EnsureAuthHeader();
             var response = await httpClient.DeleteAsync($"{BaseUrl}/{id}", ct);
             response.EnsureSuccessStatusCode();
         }

TaxBaik.Web/Services/AdminClients/IRevenueTrackingBrowserClient.cs

@@ -16,24 +16,15 @@ public interface IRevenueTrackingBrowserClient
     Task DeleteAsync(int id, CancellationToken ct = default);
 }
 
-public class RevenueTrackingBrowserClient(HttpClient httpClient, ITokenStore tokenStore, ILogger<RevenueTrackingBrowserClient> logger)
+public class RevenueTrackingBrowserClient(HttpClient httpClient, ILogger<RevenueTrackingBrowserClient> logger)
     : IRevenueTrackingBrowserClient
 {
     private const string BaseUrl = "/api/revenuetracking";
 
-    private void EnsureAuthHeader()
-    {
-        if (!string.IsNullOrEmpty(tokenStore.AccessToken))
-            httpClient.DefaultRequestHeaders.Authorization = new("Bearer", tokenStore.AccessToken);
-        else
-            httpClient.DefaultRequestHeaders.Authorization = null;
-    }
-
     public async Task<List<RevenueTracking>> GetAllAsync(CancellationToken ct = default)
     {
         try
         {
-            EnsureAuthHeader();
             return await httpClient.GetFromJsonAsync<List<RevenueTracking>>($"{BaseUrl}", ct) ?? [];
         }
         catch (Exception ex)
@@ -47,7 +38,6 @@ public class RevenueTrackingBrowserClient(HttpClient httpClient, ITokenStore tok
     {
         try
         {
-            EnsureAuthHeader();
             return await httpClient.GetFromJsonAsync<List<RevenueTracking>>($"{BaseUrl}/client/{clientId}", ct) ?? [];
         }
         catch (Exception ex)
@@ -61,7 +51,6 @@ public class RevenueTrackingBrowserClient(HttpClient httpClient, ITokenStore tok
     {
         try
         {
-            EnsureAuthHeader();
             var response = await httpClient.GetFromJsonAsync<JsonElement>($"{BaseUrl}/pending", ct);
             if (response.TryGetProperty("data", out var data))
                 return System.Text.Json.JsonSerializer.Deserialize<List<RevenueTracking>>(data.GetRawText()) ?? [];
@@ -78,7 +67,6 @@ public class RevenueTrackingBrowserClient(HttpClient httpClient, ITokenStore tok
     {
         try
         {
-            EnsureAuthHeader();
             var response = await httpClient.GetFromJsonAsync<JsonElement>($"{BaseUrl}/monthly?year={year}&month={month}", ct);
             if (response.TryGetProperty("data", out var data))
                 return System.Text.Json.JsonSerializer.Deserialize<List<RevenueTracking>>(data.GetRawText()) ?? [];
@@ -95,7 +83,6 @@ public class RevenueTrackingBrowserClient(HttpClient httpClient, ITokenStore tok
     {
         try
         {
-            EnsureAuthHeader();
             var response = await httpClient.GetFromJsonAsync<JsonElement>(
                 $"{BaseUrl}/total?startDate={startDate:yyyy-MM-dd}&endDate={endDate:yyyy-MM-dd}", ct);
             if (response.TryGetProperty("total", out var totalValue))
@@ -114,7 +101,6 @@ public class RevenueTrackingBrowserClient(HttpClient httpClient, ITokenStore tok
     {
         try
         {
-            EnsureAuthHeader();
             var request = new { clientId, invoiceNumber, invoiceDate, amount, serviceType, dueDate };
             var response = await httpClient.PostAsJsonAsync(BaseUrl, request, ct);
             response.EnsureSuccessStatusCode();
@@ -132,7 +118,6 @@ public class RevenueTrackingBrowserClient(HttpClient httpClient, ITokenStore tok
     {
         try
         {
-            EnsureAuthHeader();
             var request = new { paymentDate };
             var response = await httpClient.PutAsJsonAsync($"{BaseUrl}/{id}/paid", request, ct);
             response.EnsureSuccessStatusCode();
@@ -147,7 +132,6 @@ public class RevenueTrackingBrowserClient(HttpClient httpClient, ITokenStore tok
     {
         try
         {
-            EnsureAuthHeader();
             var response = await httpClient.DeleteAsync($"{BaseUrl}/{id}", ct);
             response.EnsureSuccessStatusCode();
         }

TaxBaik.Web/Services/AdminClients/ITaxFilingScheduleBrowserClient.cs

@@ -15,24 +15,15 @@ public interface ITaxFilingScheduleBrowserClient
     Task DeleteAsync(int id, CancellationToken ct = default);
 }
 
-public class TaxFilingScheduleBrowserClient(HttpClient httpClient, ITokenStore tokenStore, ILogger<TaxFilingScheduleBrowserClient> logger)
+public class TaxFilingScheduleBrowserClient(HttpClient httpClient, ILogger<TaxFilingScheduleBrowserClient> logger)
     : ITaxFilingScheduleBrowserClient
 {
     private const string BaseUrl = "/api/taxfilingschedule";
 
-    private void EnsureAuthHeader()
-    {
-        if (!string.IsNullOrEmpty(tokenStore.AccessToken))
-            httpClient.DefaultRequestHeaders.Authorization = new("Bearer", tokenStore.AccessToken);
-        else
-            httpClient.DefaultRequestHeaders.Authorization = null;
-    }
-
     public async Task<List<TaxFilingSchedule>> GetAllAsync(CancellationToken ct = default)
     {
         try
         {
-            EnsureAuthHeader();
             return await httpClient.GetFromJsonAsync<List<TaxFilingSchedule>>($"{BaseUrl}", ct) ?? [];
         }
         catch (Exception ex)
@@ -46,7 +37,6 @@ public class TaxFilingScheduleBrowserClient(HttpClient httpClient, ITokenStore t
     {
         try
         {
-            EnsureAuthHeader();
             return await httpClient.GetFromJsonAsync<TaxFilingSchedule>($"{BaseUrl}/{id}", ct);
         }
         catch (Exception ex)
@@ -60,7 +50,6 @@ public class TaxFilingScheduleBrowserClient(HttpClient httpClient, ITokenStore t
     {
         try
         {
-            EnsureAuthHeader();
             return await httpClient.GetFromJsonAsync<List<TaxFilingSchedule>>($"{BaseUrl}/client/{clientId}", ct) ?? [];
         }
         catch (Exception ex)
@@ -74,7 +63,6 @@ public class TaxFilingScheduleBrowserClient(HttpClient httpClient, ITokenStore t
     {
         try
         {
-            EnsureAuthHeader();
             var response = await httpClient.GetFromJsonAsync<JsonElement>($"{BaseUrl}/upcoming?daysAhead={daysAhead}", ct);
             if (response.TryGetProperty("data", out var data))
                 return System.Text.Json.JsonSerializer.Deserialize<List<TaxFilingSchedule>>(data.GetRawText()) ?? [];
@@ -92,7 +80,6 @@ public class TaxFilingScheduleBrowserClient(HttpClient httpClient, ITokenStore t
     {
         try
         {
-            EnsureAuthHeader();
             var request = new { clientId, filingType, dueDate, filingYear, assignedTo };
             var response = await httpClient.PostAsJsonAsync(BaseUrl, request, ct);
             response.EnsureSuccessStatusCode();
@@ -110,7 +97,6 @@ public class TaxFilingScheduleBrowserClient(HttpClient httpClient, ITokenStore t
     {
         try
         {
-            EnsureAuthHeader();
             var response = await httpClient.PutAsJsonAsync($"{BaseUrl}/{id}/complete", new { }, ct);
             response.EnsureSuccessStatusCode();
         }
@@ -124,7 +110,6 @@ public class TaxFilingScheduleBrowserClient(HttpClient httpClient, ITokenStore t
     {
         try
         {
-            EnsureAuthHeader();
             var response = await httpClient.DeleteAsync($"{BaseUrl}/{id}", ct);
             response.EnsureSuccessStatusCode();
         }

TaxBaik.Web/Services/AdminClients/ITaxProfileBrowserClient.cs

@@ -17,23 +17,14 @@ public interface ITaxProfileBrowserClient
     Task DeleteAsync(int id, CancellationToken ct = default);
 }
 
-public class TaxProfileBrowserClient(HttpClient httpClient, ITokenStore tokenStore, ILogger<TaxProfileBrowserClient> logger) : ITaxProfileBrowserClient
+public class TaxProfileBrowserClient(HttpClient httpClient, ILogger<TaxProfileBrowserClient> logger) : ITaxProfileBrowserClient
 {
     private const string BaseUrl = "/api/taxprofile";
 
-    private void EnsureAuthHeader()
-    {
-        if (!string.IsNullOrEmpty(tokenStore.AccessToken))
-            httpClient.DefaultRequestHeaders.Authorization = new("Bearer", tokenStore.AccessToken);
-        else
-            httpClient.DefaultRequestHeaders.Authorization = null;
-    }
-
     public async Task<List<TaxProfile>> GetAllAsync(CancellationToken ct = default)
     {
         try
         {
-            EnsureAuthHeader();
             return await httpClient.GetFromJsonAsync<List<TaxProfile>>($"{BaseUrl}", ct) ?? [];
         }
         catch (Exception ex)
@@ -47,7 +38,6 @@ public class TaxProfileBrowserClient(HttpClient httpClient, ITokenStore tokenSto
     {
         try
         {
-            EnsureAuthHeader();
             return await httpClient.GetFromJsonAsync<TaxProfile>($"{BaseUrl}/{id}", ct);
         }
         catch (Exception ex)
@@ -61,7 +51,6 @@ public class TaxProfileBrowserClient(HttpClient httpClient, ITokenStore tokenSto
     {
         try
         {
-            EnsureAuthHeader();
             return await httpClient.GetFromJsonAsync<List<TaxProfile>>($"{BaseUrl}/client/{clientId}", ct) ?? [];
         }
         catch (Exception ex)
@@ -75,7 +64,6 @@ public class TaxProfileBrowserClient(HttpClient httpClient, ITokenStore tokenSto
     {
         try
         {
-            EnsureAuthHeader();
             var response = await httpClient.GetFromJsonAsync<JsonElement>($"{BaseUrl}/high-risk", ct);
             if (response.TryGetProperty("data", out var data))
                 return System.Text.Json.JsonSerializer.Deserialize<List<TaxProfile>>(data.GetRawText()) ?? [];
@@ -92,7 +80,6 @@ public class TaxProfileBrowserClient(HttpClient httpClient, ITokenStore tokenSto
     {
         try
         {
-            EnsureAuthHeader();
             var response = await httpClient.GetFromJsonAsync<JsonElement>($"{BaseUrl}/upcoming-filings?daysAhead={daysAhead}", ct);
             if (response.TryGetProperty("data", out var data))
                 return System.Text.Json.JsonSerializer.Deserialize<List<TaxProfile>>(data.GetRawText()) ?? [];
@@ -110,7 +97,6 @@ public class TaxProfileBrowserClient(HttpClient httpClient, ITokenStore tokenSto
     {
         try
         {
-            EnsureAuthHeader();
             var request = new { clientId, businessType, businessRegistration, accountingMethod, establishmentDate };
             var response = await httpClient.PostAsJsonAsync(BaseUrl, request, ct);
             response.EnsureSuccessStatusCode();
@@ -129,7 +115,6 @@ public class TaxProfileBrowserClient(HttpClient httpClient, ITokenStore tokenSto
     {
         try
         {
-            EnsureAuthHeader();
             var request = new { businessType, accountingMethod, nextFilingDueDate, taxRiskLevel };
             var response = await httpClient.PutAsJsonAsync($"{BaseUrl}/{id}", request, ct);
             response.EnsureSuccessStatusCode();
@@ -144,7 +129,6 @@ public class TaxProfileBrowserClient(HttpClient httpClient, ITokenStore tokenSto
     {
         try
         {
-            EnsureAuthHeader();
             var response = await httpClient.DeleteAsync($"{BaseUrl}/{id}", ct);
             response.EnsureSuccessStatusCode();
         }

TaxBaik.Web/Services/AdminDashboardClient.cs

@@ -33,10 +33,10 @@ public class AdminDashboardClient : IAdminDashboardClient
 
     private void EnsureAuthHeader()
     {
-        if (!string.IsNullOrEmpty(_tokenStore.AccessToken))
+        if (!string.IsNullOrEmpty(_tokenStore.AccessToken) && !_http.DefaultRequestHeaders.Contains("Authorization"))
+        {
             _http.DefaultRequestHeaders.Authorization = new("Bearer", _tokenStore.AccessToken);
-        else
-            _http.DefaultRequestHeaders.Authorization = null;
+        }
     }
 
     public async Task<AdminDashboardSummary> GetSummaryAsync(CancellationToken ct = default)

TaxBaik.Web/Services/AnnouncementBrowserClient.cs

@@ -29,10 +29,10 @@ public class AnnouncementBrowserClient : IAnnouncementBrowserClient
 
     private void EnsureAuthHeader()
     {
-        if (!string.IsNullOrEmpty(_tokenStore.AccessToken))
+        if (!string.IsNullOrEmpty(_tokenStore.AccessToken) && !_http.DefaultRequestHeaders.Contains("Authorization"))
+        {
             _http.DefaultRequestHeaders.Authorization = new("Bearer", _tokenStore.AccessToken);
-        else
-            _http.DefaultRequestHeaders.Authorization = null;
+        }
     }
 
     public async Task<IEnumerable<Announcement>> GetAllAsync(CancellationToken ct = default)

TaxBaik.Web/Services/ClientBrowserClient.cs

@@ -34,10 +34,10 @@ public class ClientBrowserClient : IClientBrowserClient
 
     private void EnsureAuthHeader()
     {
-        if (!string.IsNullOrEmpty(_tokenStore.AccessToken))
+        if (!string.IsNullOrEmpty(_tokenStore.AccessToken) && !_http.DefaultRequestHeaders.Contains("Authorization"))
+        {
             _http.DefaultRequestHeaders.Authorization = new("Bearer", _tokenStore.AccessToken);
-        else
-            _http.DefaultRequestHeaders.Authorization = null;
+        }
     }
 
     public async Task<(IEnumerable<Client> Items, int Total)> GetPagedAsync(

TaxBaik.Web/Services/CustomAuthenticationStateProvider.cs

@@ -32,22 +32,21 @@ public class CustomAuthenticationStateProvider : AuthenticationStateProvider
             // TokenStore가 비어있으면 localStorage에서 복원 (페이지 리로드 후)
             if (string.IsNullOrEmpty(accessToken))
             {
-                var storedToken = await _localStorage.GetItemAsStringAsync("accessToken");
-                if (!string.IsNullOrEmpty(storedToken))
+                accessToken = await _localStorage.GetItemAsStringAsync("accessToken");
+                if (!string.IsNullOrEmpty(accessToken))
                 {
                     var refreshToken = await _localStorage.GetItemAsStringAsync("refreshToken");
                     var ticksStr = await _localStorage.GetItemAsStringAsync("tokenExpiry");
                     if (long.TryParse(ticksStr, out var ticks))
                     {
-                        _tokenStore.AccessToken = storedToken;
+                        _tokenStore.AccessToken = accessToken;
                         _tokenStore.RefreshToken = refreshToken;
                         _tokenStore.TokenExpiryTicks = ticks;
-                        accessToken = storedToken;
                     }
                 }
             }
 
-            if (string.IsNullOrEmpty(_tokenStore.AccessToken))
+            if (string.IsNullOrEmpty(accessToken))
             {
                 return new AuthenticationState(new ClaimsPrincipal(new ClaimsIdentity()));
             }

TaxBaik.Web/Services/FaqBrowserClient.cs

@@ -28,10 +28,10 @@ public class FaqBrowserClient : IFaqBrowserClient
 
     private void EnsureAuthHeader()
     {
-        if (!string.IsNullOrEmpty(_tokenStore.AccessToken))
+        if (!string.IsNullOrEmpty(_tokenStore.AccessToken) && !_http.DefaultRequestHeaders.Contains("Authorization"))
+        {
             _http.DefaultRequestHeaders.Authorization = new("Bearer", _tokenStore.AccessToken);
-        else
-            _http.DefaultRequestHeaders.Authorization = null;
+        }
     }
 
     public async Task<IEnumerable<Faq>> GetAllAsync(CancellationToken ct = default)

TaxBaik.Web/Services/InquiryBrowserClient.cs

@@ -33,10 +33,10 @@ public class InquiryBrowserClient : IInquiryBrowserClient
 
     private void EnsureAuthHeader()
     {
-        if (!string.IsNullOrEmpty(_tokenStore.AccessToken))
+        if (!string.IsNullOrEmpty(_tokenStore.AccessToken) && !_http.DefaultRequestHeaders.Contains("Authorization"))
+        {
             _http.DefaultRequestHeaders.Authorization = new("Bearer", _tokenStore.AccessToken);
-        else
-            _http.DefaultRequestHeaders.Authorization = null;
+        }
     }
 
     public async Task<(IEnumerable<Inquiry> Items, int Total)> GetPagedAsync(

TaxBaik.Web/Services/NotificationService.cs

@@ -0,0 +1,72 @@
+namespace TaxBaik.Web.Services;
+
+/// <summary>
+/// Notification service for real-time admin updates
+/// SOLID: Single Responsibility - Event notification only
+/// Uses Blazor Server's built-in SignalR for real-time communication
+/// </summary>
+public interface INotificationService
+{
+    event Func<int, string, Task>? OnInquiryStatusChanged;
+    event Func<int, string, Task>? OnInquiryCreated;
+    event Func<int, string, Task>? OnClientCreated;
+    event Func<int, string, Task>? OnAnnouncementPublished;
+    event Func<int, string, Task>? OnFilingCompleted;
+
+    Task TriggerInquiryStatusChanged(int inquiryId, string status);
+    Task TriggerInquiryCreated(int inquiryId, string name);
+    Task TriggerClientCreated(int clientId, string name);
+    Task TriggerAnnouncementPublished(int announcementId, string title);
+    Task TriggerFilingCompleted(int filingId, string filingType);
+}
+
+public class NotificationService : INotificationService
+{
+    private readonly ILogger<NotificationService> _logger;
+
+    public NotificationService(ILogger<NotificationService> logger)
+    {
+        _logger = logger;
+    }
+
+    public event Func<int, string, Task>? OnInquiryStatusChanged;
+    public event Func<int, string, Task>? OnInquiryCreated;
+    public event Func<int, string, Task>? OnClientCreated;
+    public event Func<int, string, Task>? OnAnnouncementPublished;
+    public event Func<int, string, Task>? OnFilingCompleted;
+
+    public async Task TriggerInquiryStatusChanged(int inquiryId, string status)
+    {
+        _logger.LogInformation($"Inquiry {inquiryId} status changed to {status}");
+        if (OnInquiryStatusChanged != null)
+            await OnInquiryStatusChanged(inquiryId, status);
+    }
+
+    public async Task TriggerInquiryCreated(int inquiryId, string name)
+    {
+        _logger.LogInformation($"New inquiry {inquiryId} from {name}");
+        if (OnInquiryCreated != null)
+            await OnInquiryCreated(inquiryId, name);
+    }
+
+    public async Task TriggerClientCreated(int clientId, string name)
+    {
+        _logger.LogInformation($"New client {clientId}: {name}");
+        if (OnClientCreated != null)
+            await OnClientCreated(clientId, name);
+    }
+
+    public async Task TriggerAnnouncementPublished(int announcementId, string title)
+    {
+        _logger.LogInformation($"Announcement {announcementId} published: {title}");
+        if (OnAnnouncementPublished != null)
+            await OnAnnouncementPublished(announcementId, title);
+    }
+
+    public async Task TriggerFilingCompleted(int filingId, string filingType)
+    {
+        _logger.LogInformation($"Filing {filingId} ({filingType}) completed");
+        if (OnFilingCompleted != null)
+            await OnFilingCompleted(filingId, filingType);
+    }
+}

TaxBaik.Web/Services/TaxFilingBrowserClient.cs

@@ -32,10 +32,10 @@ public class TaxFilingBrowserClient : ITaxFilingBrowserClient
 
     private void EnsureAuthHeader()
     {
-        if (!string.IsNullOrEmpty(_tokenStore.AccessToken))
+        if (!string.IsNullOrEmpty(_tokenStore.AccessToken) && !_http.DefaultRequestHeaders.Contains("Authorization"))
+        {
             _http.DefaultRequestHeaders.Authorization = new("Bearer", _tokenStore.AccessToken);
-        else
-            _http.DefaultRequestHeaders.Authorization = null;
+        }
     }
 
     public async Task<IEnumerable<TaxFiling>> GetUpcomingAsync(int daysAhead = 30, CancellationToken ct = default)
@@ -44,7 +44,7 @@ public class TaxFilingBrowserClient : ITaxFilingBrowserClient
         {
             EnsureAuthHeader();
             var result = await _http.GetFromJsonAsync<TaxFilingListResponse>(
-                $"taxfiling/upcoming?daysAhead={daysAhead}", cancellationToken: ct);
+                $"tax-filing/upcoming?daysAhead={daysAhead}", cancellationToken: ct);
             return result?.Data ?? [];
         }
         catch (HttpRequestException ex)
@@ -60,7 +60,7 @@ public class TaxFilingBrowserClient : ITaxFilingBrowserClient
         {
             EnsureAuthHeader();
             var result = await _http.GetFromJsonAsync<TaxFilingListResponse>(
-                $"taxfiling/client/{clientId}", cancellationToken: ct);
+                $"tax-filing/client/{clientId}", cancellationToken: ct);
             return result?.Data ?? [];
         }
         catch (HttpRequestException ex)
@@ -76,7 +76,7 @@ public class TaxFilingBrowserClient : ITaxFilingBrowserClient
         {
             EnsureAuthHeader();
             return await _http.GetFromJsonAsync<TaxFiling>(
-                $"taxfiling/{id}", cancellationToken: ct);
+                $"tax-filing/{id}", cancellationToken: ct);
         }
         catch (HttpRequestException ex)
         {
@@ -90,7 +90,7 @@ public class TaxFilingBrowserClient : ITaxFilingBrowserClient
         try
         {
             EnsureAuthHeader();
-            var response = await _http.PostAsJsonAsync("taxfiling", filing, cancellationToken: ct);
+            var response = await _http.PostAsJsonAsync("tax-filing", filing, cancellationToken: ct);
             if (!response.IsSuccessStatusCode)
                 return null;
 
@@ -111,7 +111,7 @@ public class TaxFilingBrowserClient : ITaxFilingBrowserClient
         try
         {
             EnsureAuthHeader();
-            var response = await _http.PutAsJsonAsync($"taxfiling/{id}", filing, cancellationToken: ct);
+            var response = await _http.PutAsJsonAsync($"tax-filing/{id}", filing, cancellationToken: ct);
             if (!response.IsSuccessStatusCode)
                 return null;
 
@@ -132,7 +132,7 @@ public class TaxFilingBrowserClient : ITaxFilingBrowserClient
         try
         {
             EnsureAuthHeader();
-            var response = await _http.DeleteAsync($"taxfiling/{id}", cancellationToken: ct);
+            var response = await _http.DeleteAsync($"tax-filing/{id}", cancellationToken: ct);
             return response.IsSuccessStatusCode;
         }
         catch (HttpRequestException ex)

TaxBaik.Web/Services/TelegramNotificationService.cs

@@ -13,7 +13,6 @@ public interface ITelegramNotificationService
     Task SendInfoAsync(string title, string message, CancellationToken ct = default);
     Task SendInquiryNotificationAsync(string message, CancellationToken ct = default);
     Task SendSystemNotificationAsync(string message, CancellationToken ct = default);
-    Task SendReportAsync(string reportTitle, string reportContent, CancellationToken ct = default);
 }
 
 public class TelegramNotificationService : ITelegramNotificationService
@@ -97,10 +96,4 @@ public class TelegramNotificationService : ITelegramNotificationService
         var text = $"<b>ℹ️ {title}</b>\n\n{message}\n\n<i>{DateTime.UtcNow:yyyy-MM-dd HH:mm:ss} UTC</i>";
         await SendMessageAsync(text, ct);
     }
-
-    public async Task SendReportAsync(string reportTitle, string reportContent, CancellationToken ct = default)
-    {
-        var text = $"<b>📊 {reportTitle}</b>\n\n{reportContent}\n\n<i>{DateTime.UtcNow:yyyy-MM-dd HH:mm:ss} UTC</i>";
-        await SendToChat(_systemChatId, text, ct);
-    }
 }

TaxBaik.Web/Services/TelegramReportBackgroundService.cs

@@ -48,7 +48,7 @@ public class TelegramReportBackgroundService(
         var telegram = scope.ServiceProvider.GetRequiredService<ITelegramNotificationService>();
 
         var report = await reportService.BuildDailyReportAsync(date, ct);
-        await telegram.SendReportAsync("일간 세무/상담 현황 리포트", TelegramReportService.FormatDailyMessage(report), ct);
+        await telegram.SendSystemNotificationAsync(TelegramReportService.FormatDailyMessage(report), ct);
         _lastDailyReportDate = date;
         logger.LogInformation("Daily telegram report sent for {Date}", date);
     }
@@ -63,7 +63,7 @@ public class TelegramReportBackgroundService(
         var telegram = scope.ServiceProvider.GetRequiredService<ITelegramNotificationService>();
 
         var report = await reportService.BuildWeeklyReportAsync(weekStart, ct);
-        await telegram.SendReportAsync("주간 세무/매출 종합 리포트", TelegramReportService.FormatWeeklyMessage(report), ct);
+        await telegram.SendSystemNotificationAsync(TelegramReportService.FormatWeeklyMessage(report), ct);
         _lastWeeklyReportWeekStart = weekStart;
         logger.LogInformation("Weekly telegram report sent for {WeekStart}", weekStart);
     }

TaxBaik.Web/Services/TokenRefreshHandler.cs

@@ -10,12 +10,12 @@ using System.Text.Json;
 /// </summary>
 public class TokenRefreshHandler : DelegatingHandler
 {
-    private readonly IServiceProvider _serviceProvider;
+    private readonly ITokenStore _tokenStore;
     private readonly ILogger<TokenRefreshHandler> _logger;
 
-    public TokenRefreshHandler(IServiceProvider serviceProvider, ILogger<TokenRefreshHandler> logger)
+    public TokenRefreshHandler(ITokenStore tokenStore, ILogger<TokenRefreshHandler> logger)
     {
-        _serviceProvider = serviceProvider;
+        _tokenStore = tokenStore;
         _logger = logger;
     }
 
@@ -23,13 +23,10 @@ public class TokenRefreshHandler : DelegatingHandler
         HttpRequestMessage request,
         CancellationToken cancellationToken)
     {
-        // 최신 Scoped ITokenStore 실시간 해석 (Scope Capture 차단 및 기존 Blazor 회로 수명 공유)
-        var tokenStore = Microsoft.Extensions.DependencyInjection.ServiceProviderServiceExtensions.GetRequiredService<ITokenStore>(_serviceProvider);
-
         // 요청에 access token 추가
-        if (!string.IsNullOrEmpty(tokenStore.AccessToken))
+        if (!string.IsNullOrEmpty(_tokenStore.AccessToken))
         {
-            request.Headers.Authorization = new("Bearer", tokenStore.AccessToken);
+            request.Headers.Authorization = new("Bearer", _tokenStore.AccessToken);
         }
 
         var response = await base.SendAsync(request, cancellationToken);
@@ -37,15 +34,15 @@ public class TokenRefreshHandler : DelegatingHandler
         // 401 응답이면 토큰 갱신 시도
         if (response.StatusCode == HttpStatusCode.Unauthorized)
         {
-            if (!string.IsNullOrEmpty(tokenStore.RefreshToken))
+            if (!string.IsNullOrEmpty(_tokenStore.RefreshToken))
             {
-                var newTokenPair = await RefreshTokenAsync(tokenStore.RefreshToken, request, cancellationToken);
+                var newTokenPair = await RefreshTokenAsync(_tokenStore.RefreshToken, request, cancellationToken);
                 if (newTokenPair != null)
                 {
                     // TokenStore에 토큰 저장
-                    tokenStore.AccessToken = newTokenPair.AccessToken;
-                    tokenStore.RefreshToken = newTokenPair.RefreshToken;
-                    tokenStore.TokenExpiryTicks = DateTime.UtcNow.AddSeconds(newTokenPair.ExpiresIn).Ticks;
+                    _tokenStore.AccessToken = newTokenPair.AccessToken;
+                    _tokenStore.RefreshToken = newTokenPair.RefreshToken;
+                    _tokenStore.TokenExpiryTicks = DateTime.UtcNow.AddSeconds(newTokenPair.ExpiresIn).Ticks;
 
                     // 새 토큰으로 재요청
                     request.Headers.Authorization = new("Bearer", newTokenPair.AccessToken);
@@ -54,7 +51,7 @@ public class TokenRefreshHandler : DelegatingHandler
                 else
                 {
                     _logger.LogWarning("토큰 갱신 실패 - 로그아웃");
-                    tokenStore.Clear();
+                    _tokenStore.Clear();
                 }
             }
         }

TaxBaik.Web/wwwroot/sitemap.xml

@@ -1,31 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<urlset xmlns="http://www.sitemaps.org/schemas/sitemap/0.9">
-  <!-- 메인 홈 -->
-  <url>
-    <loc>http://178.104.200.7/taxbaik/</loc>
-    <lastmod>2026-06-29</lastmod>
-    <changefreq>daily</changefreq>
-    <priority>1.0</priority>
-  </url>
-  <!-- 고객 포털 -->
-  <url>
-    <loc>http://178.104.200.7/taxbaik/portal</loc>
-    <lastmod>2026-06-29</lastmod>
-    <changefreq>weekly</changefreq>
-    <priority>0.8</priority>
-  </url>
-  <!-- 이용약관 -->
-  <url>
-    <loc>http://178.104.200.7/taxbaik/terms</loc>
-    <lastmod>2026-06-29</lastmod>
-    <changefreq>monthly</changefreq>
-    <priority>0.3</priority>
-  </url>
-  <!-- 개인정보처리방침 -->
-  <url>
-    <loc>http://178.104.200.7/taxbaik/privacy</loc>
-    <lastmod>2026-06-29</lastmod>
-    <changefreq>monthly</changefreq>
-    <priority>0.3</priority>
-  </url>
-</urlset>

tests/e2e/admin-crm-pages.spec.ts

@@ -6,8 +6,6 @@ const password = process.env.E2E_ADMIN_PASSWORD;
 const baseUrl = (process.env.E2E_BASE_URL ?? 'http://178.104.200.7/taxbaik').replace(/\/$/, '');
 
 test.describe('admin CRM pages', () => {
-  test.describe.configure({ mode: 'serial' });
-
   test.beforeEach(async ({ page }) => {
     test.skip(!password, 'E2E_ADMIN_PASSWORD is required.');
     await loginThroughAdminUi(page, baseUrl, username, password);
@@ -123,61 +121,4 @@ test.describe('admin CRM pages', () => {
 
     expect(consoleErrors, 'no console errors during CRM navigation').toEqual([]);
   });
-
-  test('TaxProfiles form displays valid business type combo choices', async ({ page }) => {
-    await navigateInBlazor(page, `${baseUrl}/admin/tax-profiles`);
-    await expect(page.locator('.admin-grid, .mud-alert')).toBeVisible({ timeout: 15000 });
-    
-    const addButton = page.getByRole('button', { name: /새 프로필 추가/ });
-    
-    // JS 네이티브 클릭으로 강제 격발하여 오프셋 씹힘 소멸
-    await addButton.evaluate(el => (el as HTMLButtonElement).click());
-    
-    // 대화상자(MudDialog) 자체의 노출 대기
-    await expect(page.locator('.mud-dialog')).toBeVisible({ timeout: 5000 });
-    
-    // mud-select 컨테이너 자체 클릭 (이벤트 핸들러 직접 격발)
-    const select = page.locator('.mud-select').filter({ hasText: '사업 유형' }).first();
-    await select.evaluate(el => (el as HTMLDivElement).click());
-    
-    // 활성화된 팝오버(.mud-popover-open) 내에서 텍스트 노출 검증
-    const popover = page.locator('.mud-popover-open');
-    await expect(popover.getByText('일반제조업')).toBeVisible({ timeout: 5000 });
-    await expect(popover.getByText('도소매업')).toBeVisible({ timeout: 5000 });
-    await expect(popover.getByText('서비스업')).toBeVisible({ timeout: 5000 });
-  });
-
-  test('TaxFilingSchedules form displays filing type combo choices', async ({ page }) => {
-    await navigateInBlazor(page, `${baseUrl}/admin/tax-filing-schedules`);
-    await expect(page.locator('.admin-grid, .mud-alert')).toBeVisible({ timeout: 15000 });
-    
-    const addButton = page.getByRole('button', { name: /새 일정 추가/ });
-    await addButton.evaluate(el => (el as HTMLButtonElement).click());
-    
-    await expect(page.locator('.mud-dialog')).toBeVisible({ timeout: 5000 });
-    
-    const select = page.locator('.mud-select').filter({ hasText: '신고 유형' }).first();
-    await select.evaluate(el => (el as HTMLDivElement).click());
-    
-    const popover = page.locator('.mud-popover-open');
-    await expect(popover.getByText('종합소득세')).toBeVisible({ timeout: 5000 });
-    await expect(popover.getByText('부가가치세')).toBeVisible({ timeout: 5000 });
-  });
-
-  test('Contracts form displays service type combo choices', async ({ page }) => {
-    await navigateInBlazor(page, `${baseUrl}/admin/contracts`);
-    await expect(page.locator('.admin-grid, .mud-alert')).toBeVisible({ timeout: 15000 });
-    
-    const addButton = page.getByRole('button', { name: /새 계약 추가/ });
-    await addButton.evaluate(el => (el as HTMLButtonElement).click());
-    
-    await expect(page.locator('.mud-dialog')).toBeVisible({ timeout: 5000 });
-    
-    const select = page.locator('.mud-select').filter({ hasText: '서비스 유형' }).first();
-    await select.evaluate(el => (el as HTMLDivElement).click());
-    
-    const popover = page.locator('.mud-popover-open');
-    await expect(popover.getByText('개인 기장대리')).toBeVisible({ timeout: 5000 });
-    await expect(popover.getByText('법인 기장대리')).toBeVisible({ timeout: 5000 });
-  });
 });

tests/e2e/helpers/admin-auth.ts

@@ -24,14 +24,7 @@ export async function getAdminToken(
 }
 
 export async function installAdminToken(page: Page, token: string) {
-  await page.addInitScript(value => {
-    localStorage.setItem('accessToken', value);
-    localStorage.setItem('refreshToken', 'ci-test-refresh-token');
-    // Calculate C# Ticks for 1 hour from now: (JS_ms * 10000) + 621355968000000000
-    const expiryMs = Date.now() + 3600 * 1000;
-    const ticks = (expiryMs * 10000) + 621355968000000000;
-    localStorage.setItem('tokenExpiry', ticks.toString());
-  }, token);
+  await page.addInitScript(value => localStorage.setItem('auth_token', value), token);
 }
 
 export async function loginThroughAdminUi(
@@ -58,22 +51,6 @@ export async function navigateInBlazor(page: Page, targetUrl: string) {
 
     window.location.href = url;
   }, targetUrl);
-
-  // Wait until Blazor Server completes connection and hides the loading spinner overlay
-  await page.locator('#blazor-loading').waitFor({ state: 'hidden', timeout: 15000 }).catch(() => {});
-
-  // Give the SPA router a brief window to unmount the previous page and mount the loading spinner
-  await page.waitForTimeout(500);
-
-  // Also wait for MudBlazor's dynamic loading spinners to disappear (ensuring the grid is interactive)
-  const spinner = page.locator('.mud-progress-circular, .mud-progress-linear-bar');
-  try {
-    if (await spinner.count() > 0) {
-      await spinner.first().waitFor({ state: 'hidden', timeout: 10000 });
-    }
-  } catch (e) {
-    // Suppress timeout if the spinner was already gone or never showed up
-  }
 }
 
 export async function findInquiryByName(