feat(project): 댓글 수정 기능 + 달력 드래그 드롭 수정

- 댓글 수정: PUT /api/comments/{id}(본인·관리자), 모달서 인라인 편집(textarea)
- 달력 드래그 드롭이 안 되던 문제 수정: 드롭 대상을 day 셀 대신 주(week)
  단위로 받고 마우스 X 로 날짜 칸을 계산. bar 오버레이/pointer-events 간섭
  없이 안정적으로 드롭됨. dragover 에서 dropEffect=move 명시.

Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>

app/modules/project/db.py

@@ -521,6 +521,26 @@ class ProjectStore:
             ).fetchone()
         return self._serialize(row)
 
+    def update_comment(
+        self, *, comment_id: int, requester: str, is_admin: bool, body: str
+    ) -> dict[str, Any]:
+        text = store.norm_str(body)
+        if not text:
+            raise ValueError("댓글 내용이 비었습니다.")
+        with self._pool.connection() as conn:
+            row = conn.execute(
+                "SELECT author_email FROM task_comments WHERE id = %s", (comment_id,)
+            ).fetchone()
+            if not row:
+                raise KeyError(comment_id)
+            if not is_admin and row["author_email"] != store.norm_str(requester, lower=True):
+                raise PermissionError("본인 댓글만 수정할 수 있습니다.")
+            out = conn.execute(
+                "UPDATE task_comments SET body = %s WHERE id = %s RETURNING *",
+                (text, comment_id),
+            ).fetchone()
+        return self._serialize(out)
+
     def delete_comment(self, *, comment_id: int, requester: str, is_admin: bool) -> None:
         with self._pool.connection() as conn:
             row = conn.execute(

app/modules/project/router.py

@@ -813,6 +813,28 @@ async def api_add_comment(
     return JSONResponse({"comment": comment}, status_code=201)
 
 
+@router.put("/api/comments/{comment_id}")
+async def api_update_comment(
+    request: Request, comment_id: int, payload: dict[str, Any] = Body(...)
+) -> JSONResponse:
+    from app.store import is_admin  # noqa: WPS433
+
+    user = _require_user(request)
+    st = _db_or_503(request)
+    try:
+        comment = st.update_comment(
+            comment_id=comment_id, requester=user["email"],
+            is_admin=is_admin(user), body=payload.get("body", ""),
+        )
+    except ValueError as exc:
+        raise HTTPException(status_code=400, detail=str(exc))
+    except KeyError:
+        raise HTTPException(status_code=404, detail="댓글을 찾을 수 없습니다.")
+    except PermissionError as exc:
+        raise HTTPException(status_code=403, detail=str(exc))
+    return JSONResponse({"comment": comment})
+
+
 @router.delete("/api/comments/{comment_id}")
 async def api_delete_comment(request: Request, comment_id: int) -> JSONResponse:
     from app.store import is_admin  # noqa: WPS433

app/modules/project/templates/project/inbox.html

@@ -1,7 +1,7 @@
 {% extends "erp_base.html" %}
 
 {% block head_extra %}
-<link rel="stylesheet" href="/static/project.css?v=20260625f" />
+<link rel="stylesheet" href="/static/project.css?v=20260625g" />
 <link rel="stylesheet" href="/static/vendor/material-symbols/material-symbols.css" />
 {% endblock %}
 
@@ -45,5 +45,5 @@
   {% endif %}
 </div>
 
-<script src="/static/project.js?v=20260625f" defer></script>
+<script src="/static/project.js?v=20260625g" defer></script>
 {% endblock %}

app/modules/project/templates/project/index.html

@@ -1,7 +1,7 @@
 {% extends "erp_base.html" %}
 
 {% block head_extra %}
-<link rel="stylesheet" href="/static/project.css?v=20260625f" />
+<link rel="stylesheet" href="/static/project.css?v=20260625g" />
 <link rel="stylesheet" href="/static/vendor/material-symbols/material-symbols.css" />
 {% endblock %}
 
@@ -101,5 +101,5 @@
 <script>
   window.PJ_COLORS = {{ ["#4573d2","#37a3a3","#62a420","#e8a33d","#e8384f","#aa62e3","#f06a6a","#5a6772"] | tojson }};
 </script>
-<script src="/static/project.js?v=20260625f" defer></script>
+<script src="/static/project.js?v=20260625g" defer></script>
 {% endblock %}

app/modules/project/templates/project/project.html

@@ -1,7 +1,7 @@
 {% extends "erp_base.html" %}
 
 {% block head_extra %}
-<link rel="stylesheet" href="/static/project.css?v=20260625f" />
+<link rel="stylesheet" href="/static/project.css?v=20260625g" />
 <!-- 구글 머티리얼 심볼(담당자 아이콘 등) — self-host -->
 <link rel="stylesheet" href="/static/vendor/material-symbols/material-symbols.css" />
 <!-- 타임라인 vis-timeline — self-host -->
@@ -256,5 +256,5 @@
 </script>
 
 <script src="/static/vendor/vis-timeline/vis-timeline-graph2d.min.js"></script>
-<script src="/static/project.js?v=20260625f" defer></script>
+<script src="/static/project.js?v=20260625g" defer></script>
 {% endblock %}

app/static/project.css

@@ -189,6 +189,11 @@
 .pj-comment-body { font-size: 13px; color: #333; margin-top: 1px; white-space: pre-wrap; }
 .pj-comment-form { display: flex; gap: 6px; }
 .pj-comment-form input { flex: 1; padding: 7px 10px; border: 1px solid #d8dce2; border-radius: 8px; font-size: 13px; font-family: inherit; }
+.pj-comment-acts { display: inline-flex; gap: 1px; flex: 0 0 auto; }
+.pj-comment-edit-box { margin-top: 5px; }
+.pj-comment-edit-box textarea { width: 100%; box-sizing: border-box; padding: 7px 9px; border: 1px solid #d8dce2; border-radius: 8px; font-size: 13px; font-family: inherit; resize: vertical; }
+.pj-comment-edit-actions { display: flex; gap: 6px; justify-content: flex-end; margin-top: 6px; }
+.pj-comment-edit-actions .pj-btn { padding: 4px 12px; font-size: 12px; }
 
 /* ── 보드 단계 컨트롤 ── */
 .pj-col-head { position: relative; }

app/static/project.js

@@ -142,6 +142,39 @@
       return Math.round((new Date(b + "T00:00:00") - new Date(a + "T00:00:00")) / 86400000);
     }
 
+    let dragTaskId = null;
+
+    // 한 주 안에서 clientX → 0..6 열 인덱스 → 그 칸의 날짜.
+    function dateAtPointer(week, clientX) {
+      const cells = week.querySelectorAll(".pj-week-days .pj-day[data-date]");
+      if (!cells.length) return null;
+      const rect = week.getBoundingClientRect();
+      let col = Math.floor((clientX - rect.left) / (rect.width / 7));
+      col = Math.max(0, Math.min(cells.length - 1, col));
+      return { date: cells[col].dataset.date, cell: cells[col] };
+    }
+
+    function clearDropHL() {
+      document.querySelectorAll(".pj-day.pj-drop-over").forEach(function (d) { d.classList.remove("pj-drop-over"); });
+    }
+
+    async function moveTaskTo(taskId, dropDate) {
+      const t = tasks.find(function (x) { return String(x.id) === String(taskId); });
+      if (!t) return;
+      const anchor = t.start_date || t.due_date;
+      if (!anchor) { alert("날짜가 없는 업무는 달력에서 이동할 수 없습니다."); return; }
+      const delta = dayDiff(anchor, dropDate);
+      if (delta === 0) return;
+      const payload = {
+        start_date: t.start_date ? addDays(t.start_date, delta) : null,
+        due_date: t.due_date ? addDays(t.due_date, delta) : null,
+      };
+      try {
+        await api("PUT", "/project/api/tasks/" + taskId, payload);
+        location.reload();
+      } catch (err) { alert("이동 실패: " + err.message); }
+    }
+
     function wireCalendar() {
       if (calendarWired) return;
       calendarWired = true;
@@ -157,41 +190,37 @@
         if (canManage) {
           bar.draggable = true;
           bar.addEventListener("dragstart", function (e) {
-            e.dataTransfer.setData("text/plain", bar.dataset.taskId);
+            dragTaskId = bar.dataset.taskId;
             e.dataTransfer.effectAllowed = "move";
+            try { e.dataTransfer.setData("text/plain", bar.dataset.taskId); } catch (_) {}
             if (cal) cal.classList.add("pj-cal-dragging");
           });
           bar.addEventListener("dragend", function () {
+            dragTaskId = null;
             if (cal) cal.classList.remove("pj-cal-dragging");
-            document.querySelectorAll(".pj-day.pj-drop-over").forEach(function (d) { d.classList.remove("pj-drop-over"); });
+            clearDropHL();
           });
         }
       });
 
-      if (!canManage || !cal) return;
-      document.querySelectorAll(".pj-day[data-date]").forEach(function (cell) {
-        cell.addEventListener("dragover", function (e) { e.preventDefault(); cell.classList.add("pj-drop-over"); });
-        cell.addEventListener("dragleave", function () { cell.classList.remove("pj-drop-over"); });
-        cell.addEventListener("drop", async function (e) {
+      if (!canManage) return;
+      // 드롭 대상은 주(week) 단위로 받고, 마우스 X 로 어느 날짜 칸인지 계산.
+      // (bar 오버레이/pointer-events 간섭 없이 안정적으로 드롭됨)
+      document.querySelectorAll(".pj-week").forEach(function (week) {
+        week.addEventListener("dragover", function (e) {
+          if (!dragTaskId) return;
           e.preventDefault();
-          cell.classList.remove("pj-drop-over");
-          const taskId = e.dataTransfer.getData("text/plain");
-          const t = tasks.find(function (x) { return String(x.id) === String(taskId); });
-          if (!t) return;
-          const dropDate = cell.dataset.date;
-          // 앵커(시작일 우선, 없으면 마감일) 기준 이동량 → 기간 유지하며 시프트
-          const anchor = t.start_date || t.due_date;
-          if (!anchor) return;
-          const delta = dayDiff(anchor, dropDate);
-          if (delta === 0) return;
-          const payload = {
-            start_date: t.start_date ? addDays(t.start_date, delta) : null,
-            due_date: t.due_date ? addDays(t.due_date, delta) : null,
-          };
-          try {
-            await api("PUT", "/project/api/tasks/" + taskId, payload);
-            location.reload();
-          } catch (err) { alert("이동 실패: " + err.message); }
+          e.dataTransfer.dropEffect = "move";
+          const hit = dateAtPointer(week, e.clientX);
+          if (hit) { clearDropHL(); hit.cell.classList.add("pj-drop-over"); }
+        });
+        week.addEventListener("drop", function (e) {
+          e.preventDefault();
+          const taskId = dragTaskId || e.dataTransfer.getData("text/plain");
+          clearDropHL();
+          if (!taskId) return;
+          const hit = dateAtPointer(week, e.clientX);
+          if (hit) moveTaskTo(taskId, hit.date);
         });
       });
     }
@@ -471,18 +500,58 @@
             '<div class="pj-comment-main"><div class="pj-comment-head">' +
             escapeHtml(idOf(c.author_email)) + ' <span class="pj-comment-time">' +
             (c.created_at || "").slice(0, 16).replace("T", " ") + "</span></div>" +
-            '<div class="pj-comment-body">' + escapeHtml(c.body) + "</div></div>" +
-            '<button type="button" class="pj-icon-btn pj-comment-del" data-id="' + c.id + '">×</button>';
-          ul.appendChild(li);
-        });
-        ul.querySelectorAll(".pj-comment-del").forEach(function (b) {
-          b.addEventListener("click", async function () {
-            try { await api("DELETE", "/project/api/comments/" + b.dataset.id); loadComments(taskId); }
+            '<div class="pj-comment-body"></div></div>' +
+            '<span class="pj-comment-acts">' +
+            '<button type="button" class="pj-icon-btn pj-comment-edit" title="수정">✎</button>' +
+            '<button type="button" class="pj-icon-btn pj-comment-del" title="삭제">×</button>' +
+            "</span>";
+          li.querySelector(".pj-comment-body").textContent = c.body;  // XSS 안전(textContent)
+          li.querySelector(".pj-comment-del").addEventListener("click", async function () {
+            try { await api("DELETE", "/project/api/comments/" + c.id); loadComments(taskId); }
             catch (e) { alert("삭제 실패: " + e.message); }
           });
+          li.querySelector(".pj-comment-edit").addEventListener("click", function () {
+            editComment(li, c, taskId);
+          });
+          ul.appendChild(li);
         });
       } catch (e) { ul.innerHTML = "<li class='pj-empty-sm'>불러오기 실패</li>"; }
     }
+    // 댓글 인라인 수정 — 본문을 textarea 로 교체, 저장/취소.
+    function editComment(li, c, taskId) {
+      const main = li.querySelector(".pj-comment-main");
+      const bodyEl = li.querySelector(".pj-comment-body");
+      const acts = li.querySelector(".pj-comment-acts");
+      if (li.querySelector(".pj-comment-edit-box")) return;  // 중복 방지
+      acts.style.visibility = "hidden";
+      const box = document.createElement("div");
+      box.className = "pj-comment-edit-box";
+      const ta = document.createElement("textarea");
+      ta.rows = 2; ta.value = c.body;
+      const bar = document.createElement("div");
+      bar.className = "pj-comment-edit-actions";
+      const save = document.createElement("button");
+      save.type = "button"; save.className = "pj-btn pj-btn-primary"; save.textContent = "저장";
+      const cancel = document.createElement("button");
+      cancel.type = "button"; cancel.className = "pj-btn"; cancel.textContent = "취소";
+      bar.appendChild(cancel); bar.appendChild(save);
+      box.appendChild(ta); box.appendChild(bar);
+      bodyEl.style.display = "none";
+      main.appendChild(box);
+      ta.focus();
+      cancel.addEventListener("click", function () {
+        box.remove(); bodyEl.style.display = ""; acts.style.visibility = "";
+      });
+      save.addEventListener("click", async function () {
+        const text = ta.value.trim();
+        if (!text) { alert("내용을 입력하세요."); return; }
+        try {
+          await api("PUT", "/project/api/comments/" + c.id, { body: text });
+          loadComments(taskId);
+        } catch (e) { alert("수정 실패: " + e.message); }
+      });
+    }
+
     async function sendComment() {
       const inp = el("pj-comment-input");
       const body = inp.value.trim();