feat: feedback edit/delete buttons and author name on edit

Co-authored-by: Cursor <cursoragent@cursor.com>

backend/src/routes/details.ts

@@ -44,7 +44,7 @@ router.post('/:taskId', async (req, res, next) => {
 // PATCH /api/details/item/:id
 router.patch('/item/:id', async (req, res, next) => {
   try {
-    const { content } = req.body as Record<string, string>;
+    const { content, authorName } = req.body as Record<string, string>;
     if (!content?.toString().trim()) throw new AppError(400, '피드백 내용은 필수입니다.');
 
     const existing = await prisma.taskDetail.findUnique({ where: { id: req.params.id } });
@@ -52,7 +52,10 @@ router.patch('/item/:id', async (req, res, next) => {
 
     const detail = await prisma.taskDetail.update({
       where: { id: req.params.id },
-      data: { content: content.toString().trim() },
+      data: {
+        content: content.toString().trim(),
+        ...(authorName !== undefined && { authorName: authorName?.toString().trim() || null }),
+      },
       include: { author: { select: { id: true, name: true } } },
     });
 

frontend/src/components/detail/FeedbackModal.tsx

@@ -66,18 +66,18 @@ export function FeedbackModal({
             />
           </label>
 
-          {mode === 'add' && (
           <label className="block">
-              <span className="mb-1 block text-sm font-bold text-slate-500">이름 *</span>
+            <span className="mb-1 block text-sm font-bold text-slate-500">
+              이름 {mode === 'add' ? '*' : ''}
+            </span>
             <input
-                required
+              required={mode === 'add'}
               value={form.authorName}
               onChange={(e) => setForm((p) => ({ ...p, authorName: e.target.value }))}
               className="w-full rounded-lg border border-slate-200 px-3 py-2 text-base focus:border-emerald-400 focus:outline-none"
               placeholder="작성자 이름"
             />
           </label>
-          )}
         </div>
 
         <div className="flex justify-end gap-2 border-t border-slate-100 px-6 py-4">

frontend/src/pages/DetailPage.tsx

@@ -373,6 +373,7 @@ function DetailView({ task }: { task: TaskWithRelations }) {
       } else if (feedbackModal?.detail) {
         await apiClient.patch(`/details/item/${feedbackModal.detail.id}`, {
           content: data.content.trim(),
+          authorName: data.authorName.trim() || null,
         });
       }
       await qc.invalidateQueries({ queryKey: ['task', task.id] });
@@ -516,23 +517,45 @@ function DetailView({ task }: { task: TaskWithRelations }) {
             }}
           >
             {sortedFeedbacks.length === 0 ? (
-              <p className="text-lg text-slate-400">우클릭 또는 + 버튼으로 피드백을 추가하세요.</p>
+              <p className="text-lg text-slate-400">+ 버튼 또는 빈 곳 우클릭으로 피드백을 추가하세요.</p>
             ) : (
               <div className="mb-2 min-h-0 flex-1 space-y-2">
                 {sortedFeedbacks.map((f) => (
                   <div
                     key={f.id}
-                    className="rounded-lg bg-slate-50 px-3 py-2"
+                    className="flex items-start justify-between gap-2 rounded-lg bg-slate-50 px-3 py-2"
                     onContextMenu={(e) => {
                       e.preventDefault();
                       e.stopPropagation();
                       setFeedbackCtx({ x: e.clientX, y: e.clientY, detailId: f.id });
                     }}
                   >
-                    <p className="truncate text-2xl font-black leading-snug text-slate-700">
+                    <p className="min-w-0 flex-1 truncate text-2xl font-black leading-snug text-slate-700">
                       {f.content}
                       <span className="font-bold text-slate-400"> — {feedbackAuthorName(f)}</span>
                     </p>
+                    <div className="flex shrink-0 items-center gap-1 pt-0.5">
+                      <button
+                        type="button"
+                        title="피드백 수정"
+                        onClick={() => setFeedbackModal({ mode: 'edit', detail: f })}
+                        className="rounded px-2 py-0.5 text-xs font-bold text-slate-500 hover:bg-slate-100"
+                      >
+                        ✏️
+                      </button>
+                      <button
+                        type="button"
+                        title="피드백 삭제"
+                        onClick={() => {
+                          if (window.confirm('이 피드백을 삭제하시겠습니까?')) {
+                            deleteFeedback.mutate(f.id);
+                          }
+                        }}
+                        className="rounded px-2 py-0.5 text-xs font-bold text-red-400 hover:bg-red-50 hover:text-red-600"
+                      >
+                        🗑
+                      </button>
+                    </div>
                   </div>
                 ))}
               </div>