feat(admin): stabilize blog and admin patterns

TaxBaik.Application/Services/BlogService.cs

@@ -110,6 +110,12 @@ public class BlogService(IBlogPostRepository repository, IMemoryCache memoryCach
         memoryCache.Remove(AdminDashboardService.CacheKey);
     }
 
+    public async Task ArchiveAsync(int id, CancellationToken ct = default)
+    {
+        await repository.ArchiveAsync(id, ct);
+        memoryCache.Remove(AdminDashboardService.CacheKey);
+    }
+
     public async Task IncrementViewCountAsync(int id, CancellationToken ct = default) =>
         await repository.IncrementViewCountAsync(id, ct);
 

TaxBaik.Application/Services/ClientService.cs

@@ -6,15 +6,6 @@ using TaxBaik.Domain.Interfaces;
 
 public class ClientService(IClientRepository repository)
 {
-    public static readonly string[] ServiceTypes =
-        ["기장", "부동산", "증여·상속", "종합소득세", "법인세", "부가가치세", "기타"];
-
-    public static readonly string[] TaxTypes =
-        ["개인사업자", "법인사업자", "면세사업자", "근로소득자", "기타"];
-
-    public static readonly string[] Sources =
-        ["홈페이지 문의", "소개", "직접 방문", "카카오 채널", "블로그", "기타"];
-
     public async Task<(IEnumerable<Client> Items, int Total)> GetPagedAsync(
         int page, int pageSize, string? status = null, string? search = null, CancellationToken ct = default) =>
         await repository.GetPagedAsync(Math.Max(1, page), Math.Clamp(pageSize, 1, 100), status, search, ct);
@@ -81,7 +72,7 @@ public class ClientService(IClientRepository repository)
             Phone = phone?.Trim(),
             ServiceType = serviceType,
             Status = "active",
-            Source = "홈페이지 문의"
+            Source = "홈페이지문의"
         };
         return await repository.CreateAsync(client, ct);
     }

TaxBaik.Application/Services/FaqService.cs

@@ -6,7 +6,7 @@ using TaxBaik.Domain.Interfaces;
 public class FaqService(IFaqRepository repository)
 {
     public static readonly string[] Categories =
-        ["기장·세금신고", "부동산", "증여·상속", "기타"];
+        ["기장세금신고", "부동산", "증여상속", "기타"];
 
     public async Task<IEnumerable<Faq>> GetActiveAsync(CancellationToken ct = default) =>
         await repository.GetActiveAsync(ct);

TaxBaik.Application/Services/InquiryService.cs

@@ -2,6 +2,7 @@ namespace TaxBaik.Application.Services;
 
 using System.Text.RegularExpressions;
 using Microsoft.Extensions.Caching.Memory;
+using TaxBaik.Application.DTOs;
 using TaxBaik.Domain.Entities;
 using TaxBaik.Domain.Enums;
 using TaxBaik.Domain.Interfaces;
@@ -72,6 +73,37 @@ public class InquiryService(
     public async Task UpdateAdminMemoAsync(int id, string? adminMemo, CancellationToken ct = default) =>
         await repository.UpdateAdminMemoAsync(id, adminMemo, ct);
 
+    public async Task<Inquiry?> UpdateAsync(int id, UpdateInquiryDto dto, CancellationToken ct = default)
+    {
+        var inquiry = await repository.GetByIdAsync(id, ct);
+        if (inquiry == null)
+            return null;
+
+        if (string.IsNullOrWhiteSpace(dto.Name))
+            throw new ValidationException("이름을 입력하세요.");
+
+        if (!PhoneRegex.IsMatch(dto.Phone))
+            throw new ValidationException("올바른 전화번호를 입력하세요. (예: 010-1234-5678)");
+
+        if (string.IsNullOrWhiteSpace(dto.Message))
+            throw new ValidationException("문의 내용을 입력하세요.");
+
+        if (!InquiryStatusMapper.TryParse(dto.Status, out var parsedStatus))
+            throw new ValidationException("지원하지 않는 문의 상태입니다.");
+
+        inquiry.Name = dto.Name.Trim();
+        inquiry.Phone = dto.Phone.Trim();
+        inquiry.Email = string.IsNullOrWhiteSpace(dto.Email) ? null : dto.Email.Trim();
+        inquiry.ServiceType = string.IsNullOrWhiteSpace(dto.ServiceType) ? "기타" : dto.ServiceType.Trim();
+        inquiry.Message = dto.Message.Trim();
+        inquiry.Status = InquiryStatusMapper.ToStorageValue(parsedStatus);
+        inquiry.AdminMemo = dto.AdminMemo;
+
+        await repository.UpdateAsync(inquiry, ct);
+        memoryCache.Remove(AdminDashboardService.CacheKey);
+        return inquiry;
+    }
+
     public async Task LinkClientAsync(int inquiryId, int clientId, CancellationToken ct = default) =>
         await repository.LinkClientAsync(inquiryId, clientId, ct);
 

TaxBaik.Application/Services/TaxFilingService.cs

@@ -5,9 +5,6 @@ using TaxBaik.Domain.Interfaces;
 
 public class TaxFilingService(ITaxFilingRepository repository)
 {
-    public static readonly string[] FilingTypes =
-        ["부가가치세", "종합소득세", "법인세", "원천징수", "종합부동산세", "증여세", "상속세", "기타"];
-
     public static readonly string[] Statuses =
         ["pending", "filed", "overdue"];