feat(content): GET /admin/content/{id} 详情(编辑回填)

app/api/routers/rbac_operator.py

@@ -202,6 +202,18 @@ async def list_content(
     return await db.content.list(ctype=ctype, status=status)
 
 
+@router.get("/content/{content_id}", summary="内容详情（编辑回填）")
+async def get_content(
+    content_id: str,
+    db: Database = Depends(get_db),
+    _u: dict = Depends(require_roles("operator")),
+):
+    item = await db.content.get(content_id)
+    if item is None:
+        raise HTTPException(status_code=404, detail="Content not found")
+    return item
+
+
 @router.post("/content", summary="创建内容")
 async def create_content(
     req: ContentCreateRequest,