Add inquiry action controls

src/TaxBaik.Web/Pages/Admin/Inquiries/Detail.cshtml

@@ -42,6 +42,9 @@
                 <div class="card">
                     <div class="card-body d-grid gap-2">
                         <a class="btn btn-primary" href="/admin/inquiries/@Model.Inquiry.Id/edit">수정</a>
+                        <form method="post" asp-page-handler="Delete" onsubmit="return confirm('정말 삭제하시겠습니까?');">
+                            <button class="btn btn-outline-danger w-100" type="submit">삭제</button>
+                        </form>
                         <a class="btn btn-outline-secondary" href="/admin/inquiries">목록</a>
                     </div>
                 </div>

src/TaxBaik.Web/Pages/Admin/Inquiries/Detail.cshtml.cs

@@ -17,4 +17,10 @@ public class DetailModel(InquiryService inquiryService) : PageModel
         Inquiry = await inquiryService.GetByIdAsync(id, ct);
         return Page();
     }
+
+    public async Task<IActionResult> OnPostDeleteAsync(int id, CancellationToken ct)
+    {
+        await inquiryService.DeleteAsync(id, ct);
+        return RedirectToPage("/Admin/Inquiries/Index");
+    }
 }

src/TaxBaik.Web/Pages/Admin/Inquiries/Index.cshtml

@@ -3,7 +3,7 @@
 @{ ViewData["Title"] = "문의"; }
 
 <section class="admin-page-shell">
-    <partial name="_AdminPageHeader" model='("Customer Requests", "문의 관리", "상담 요청을 상태별로 확인합니다.", null, null)' />
+    <partial name="_AdminPageHeader" model='("Customer Requests", "문의 관리", "상담 요청을 상태별로 확인합니다.", "/admin/inquiries/create", "문의 등록")' />
     <form method="get" class="card mb-3">
         <div class="card-body">
             <div class="row g-3 align-items-end">