feat: 审核配方只通知管理员 + 指派高级编辑审核

- 去审核按钮仅管理员可见，其他用户显示已读
- 共享配方通知只发管理员
- 管理员待审核栏加"指派"按钮，选择高级编辑者审核
- 指派后发送通知给被指派人
- 新增 /api/recipes/{id}/assign-review 端点

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

backend/main.py

@@ -781,15 +781,14 @@ def create_recipe(recipe: RecipeIn, user=Depends(get_current_user)):
         c.execute("INSERT OR IGNORE INTO tags (name) VALUES (?)", (tag,))
         c.execute("INSERT OR IGNORE INTO recipe_tags (recipe_id, tag_name) VALUES (?, ?)", (rid, tag))
     log_audit(conn, user["id"], "create_recipe", "recipe", rid, recipe.name)
-    # Notify admin and senior editors when non-admin creates a recipe
-    if user["role"] not in ("admin", "senior_editor"):
+    # Notify admin only when non-admin creates a recipe
+    if user["role"] != "admin":
         who = user.get("display_name") or user["username"]
-        for role in ("admin", "senior_editor"):
-            conn.execute(
-                "INSERT INTO notifications (target_role, title, body) VALUES (?, ?, ?)",
-                (role, "📝 新配方待审核",
-                 f"{who} 共享了配方「{recipe.name}」，请到管理配方查看。\n[recipe_id:{rid}]")
-            )
+        conn.execute(
+            "INSERT INTO notifications (target_role, title, body) VALUES (?, ?, ?)",
+            ("admin", "📝 新配方待审核",
+             f"{who} 共享了配方「{recipe.name}」，请到管理配方查看。\n[recipe_id:{rid}]")
+        )
     conn.commit()
     conn.close()
     return {"id": rid}
@@ -925,6 +924,31 @@ def reject_recipe(recipe_id: int, body: dict = None, user=Depends(require_role("
     return {"ok": True}
 
 
+@app.post("/api/recipes/{recipe_id}/assign-review")
+def assign_recipe_review(recipe_id: int, body: dict, user=Depends(require_role("admin"))):
+    reviewer_id = body.get("user_id")
+    if not reviewer_id:
+        raise HTTPException(400, "请选择审核人")
+    conn = get_db()
+    recipe = conn.execute("SELECT name FROM recipes WHERE id = ?", (recipe_id,)).fetchone()
+    if not recipe:
+        conn.close()
+        raise HTTPException(404, "配方不存在")
+    reviewer = conn.execute("SELECT role, display_name, username FROM users WHERE id = ?", (reviewer_id,)).fetchone()
+    if not reviewer:
+        conn.close()
+        raise HTTPException(404, "用户不存在")
+    conn.execute(
+        "INSERT INTO notifications (target_role, title, body, target_user_id) VALUES (?, ?, ?, ?)",
+        (reviewer["role"], "📋 请审核配方",
+         f"管理员指派你审核配方「{recipe['name']}」，请到管理配方页面查看并反馈意见。\n[recipe_id:{recipe_id}]",
+         reviewer_id)
+    )
+    conn.commit()
+    conn.close()
+    return {"ok": True}
+
+
 @app.post("/api/recipes/adopt-batch")
 def adopt_batch(body: dict, user=Depends(require_role("admin"))):
     ids = body.get("ids", [])

frontend/src/components/UserMenu.vue

@@ -130,7 +130,7 @@ function isSearchMissing(n) {
 }
 
 function isReviewable(n) {
-  if (!n.title) return false
+  if (!auth.isAdmin || !n.title) return false
   return n.title.includes('待审核') || n.title.includes('商业认证') || n.title.includes('申请')
 }
 

frontend/src/views/RecipeManager.vue

@@ -11,6 +11,14 @@
         <span class="pending-owner">{{ r._owner_name }}</span>
         <button class="btn-sm btn-approve" @click="approveRecipe(r)">通过</button>
         <button class="btn-sm btn-reject" @click="rejectRecipe(r)">拒绝</button>
+        <button class="btn-sm btn-outline" @click="r._showAssign = !r._showAssign">指派</button>
+        <div v-if="r._showAssign" class="assign-row">
+          <select v-model="r._assignTo" class="assign-select">
+            <option value="">选择审核人...</option>
+            <option v-for="u in seniorEditors" :key="u.id" :value="u.id">{{ u.display_name || u.username }}</option>
+          </select>
+          <button class="btn-sm btn-primary" @click="assignReview(r)" :disabled="!r._assignTo">发送</button>
+        </div>
       </div>
     </div>
 
@@ -416,6 +424,7 @@ const editingRecipe = ref(null)
 const showPending = ref(false)
 const pendingRecipes = ref([])
 const pendingCount = ref(0)
+const seniorEditors = ref([])
 
 // Form state
 const formName = ref('')
@@ -1069,6 +1078,13 @@ onMounted(async () => {
       const res = await api('/api/recipe-reviews')
       if (res.ok) reviewHistory.value = await res.json()
     } catch {}
+    try {
+      const res = await api('/api/users')
+      if (res.ok) {
+        const users = await res.json()
+        seniorEditors.value = users.filter(u => u.role === 'senior_editor')
+      }
+    } catch {}
   }
   // Open recipe editor if redirected from card view
   const editId = localStorage.getItem('oil_edit_recipe_id')
@@ -1092,6 +1108,24 @@ function editDiaryRecipe(diary) {
   showAddOverlay.value = true
 }
 
+async function assignReview(recipe) {
+  const userId = recipe._assignTo
+  if (!userId) return
+  try {
+    const res = await api('/api/recipes/' + recipe._id + '/assign-review', {
+      method: 'POST',
+      body: JSON.stringify({ user_id: userId }),
+    })
+    if (res.ok) {
+      recipe._showAssign = false
+      recipe._assignTo = ''
+      ui.showToast('已指派审核')
+    }
+  } catch {
+    ui.showToast('指派失败')
+  }
+}
+
 function openRecipeDetail(recipe) {
   const idx = recipeStore.recipes.findIndex(r => r._id === recipe._id)
   if (idx >= 0) previewRecipeIndex.value = idx
@@ -1700,6 +1734,9 @@ watch(() => recipeStore.recipes, () => {
   padding: 0; margin-right: 4px; line-height: 1;
 }
 .mini-select.active { background: #4a9d7e; border-color: #4a9d7e; color: #fff; }
+.assign-row { display: flex; gap: 6px; align-items: center; margin-top: 4px; }
+.assign-select { padding: 4px 8px; border: 1px solid #d4cfc7; border-radius: 6px; font-size: 12px; font-family: inherit; }
+.btn-primary { background: linear-gradient(135deg, #7ec6a4, #4a9d7e); color: #fff; border: none; border-radius: 8px; cursor: pointer; font-family: inherit; }
 .tag-list-bar {
   display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 10px; padding: 8px 0;
 }