feat(admin): normalize combo and holiday policies

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

@@ -3,6 +3,7 @@
 @attribute [Authorize]
 @using TaxBaik.Application.DTOs
 @using TaxBaik.Web.Services
+@using TaxBaik.Web.Components.Admin.Shared
 @inject IAnnouncementBrowserClient AnnouncementClient
 @inject NavigationManager Navigation
 @inject ISnackbar Snackbar
@@ -37,13 +38,10 @@
             </MudItem>
 
             <MudItem xs="12" sm="6">
-                <MudSelect @bind-Value="model.DisplayType"
-                           Label="유형"
-                           Variant="Variant.Outlined">
-                    <MudSelectItem Value="@("info")">일반 (파란색)</MudSelectItem>
-                    <MudSelectItem Value="@("banner")">배너 (주황색) — 중요 이벤트</MudSelectItem>
-                    <MudSelectItem Value="@("urgent")">긴급 (빨간색) — 마감 임박</MudSelectItem>
-                </MudSelect>
+                <CommonCodeSelect @bind-Value="model.DisplayType"
+                                  Group="ANNOUNCEMENT_DISPLAY_TYPE"
+                                  Label="유형"
+                                  Class="mb-0" />
             </MudItem>
 
             <MudItem xs="12" sm="6">

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

@@ -2,6 +2,7 @@
 @attribute [Authorize]
 @using TaxBaik.Web.Services
 @using TaxBaik.Web.Services.AdminClients
+@using TaxBaik.Web.Components.Admin.Shared
 @inject IClientBrowserClient ClientClient
 @inject IConsultingActivityBrowserClient ConsultingClient
 @inject NavigationManager Navigation
@@ -103,12 +104,7 @@
                             <MudDatePicker @bind-Date="newDate" Label="상담일" DateFormat="yyyy-MM-dd" />
                         </MudItem>
                         <MudItem xs="12" sm="6">
-                        <MudSelect T="string" @bind-Value="newServiceType" Label="서비스 분야">
-                                @foreach (var t in serviceTypes)
-                                {
-                                    <MudSelectItem Value="@t">@t</MudSelectItem>
-                                }
-                            </MudSelect>
+                        <CommonCodeSelect @bind-Value="newServiceType" Group="CONSULTING_ACTIVITY_TYPE" Label="서비스 분야" Placeholder="선택" Clearable="true" />
                         </MudItem>
                         <MudItem xs="12">
                             <MudTextField T="string" @bind-Value="newSummary" Label="상담 내용 *"
@@ -183,7 +179,6 @@
 
     private Domain.Entities.Client? client;
     private List<Domain.Entities.Consultation> consultations = [];
-    private static readonly string[] serviceTypes = ["기장대리", "세무조정", "양도세", "증여세", "상속세", "부가세", "종소세", "기타"];
     private static readonly string[] results = ["", "상담완료", "추가자료 요청", "견적발송", "계약전환", "보류"];
 
     private bool showAddForm;

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

@@ -28,11 +28,7 @@
                           Immediate="false" OnKeyUp="@OnSearchKeyUp" />
         </MudItem>
         <MudItem xs="12" md="3">
-            <MudSelect @bind-Value="statusFilter" Label="상태" T="string">
-                <MudSelectItem Value="@("")">전체</MudSelectItem>
-                <MudSelectItem Value="@("active")">활성</MudSelectItem>
-                <MudSelectItem Value="@("inactive")">비활성</MudSelectItem>
-            </MudSelect>
+            <CommonCodeSelect @bind-Value="statusFilter" Group="CLIENT_STATUS" Label="상태" Placeholder="전체" Clearable="true" />
         </MudItem>
         <MudItem xs="12" md="2" Class="d-flex align-center">
             <MudButton Variant="Variant.Outlined" OnClick="@SearchAsync" FullWidth="true">검색</MudButton>

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

@@ -1,5 +1,6 @@
 @page "/admin/consulting-activities"
 @using TaxBaik.Web.Services.AdminClients
+@using TaxBaik.Web.Components.Admin.Shared
 @inject IConsultingActivityBrowserClient ActivityClient
 @inject IClientBrowserClient ClientClient
 @inject ISnackbar Snackbar
@@ -103,14 +104,7 @@
                     <MudSelectItem Value="@client.Id">@GetClientDisplayName(client)</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>
+            <CommonCodeSelect @bind-Value="activityForm.ActivityType" Group="CONSULTING_ACTIVITY_TYPE" Label="활동 유형" 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" />