feat(workflow): enhance HTTP request node with curl debugging support

- Augment HTTP request node capabilities and add generated curl commands for easier debugging.

feat(log): implement workflow execution logs and search functionality

- Add detailed logging for workflow node execution and enable search capabilities within application logs.

feat(auth): introduce middleware to verify application publication status

- Add a check to ensure the application is published before allowing access.

fix(converter): rectify variable handling logic in Dify converter

- Correct issues related to processing variables within the Dify converter module.

refactor(model): remove quota check decorator from model update operations

- Decouple quota validation from the model update process to streamline the logic.

api/app/controllers/app_log_controller.py

@@ -24,13 +24,15 @@ def list_app_logs(
         app_id: uuid.UUID,
         page: int = Query(1, ge=1),
         pagesize: int = Query(20, ge=1, le=100),
-        is_draft: Optional[bool] = None,
+        is_draft: bool = Query(False, description="是否草稿会话（默认false，即发布会话）"),
+        keyword: Optional[str] = Query(None, description="搜索关键词（匹配消息内容）"),
         db: Session = Depends(get_db),
         current_user=Depends(get_current_user),
 ):
     """查看应用下所有会话记录（分页）
 
     - 支持按 is_draft 筛选（草稿会话 / 发布会话）
+    - 支持按 keyword 搜索（匹配消息内容）
     - 按最新更新时间倒序排列
     - 所有人（包括共享者和被共享者）都只能查看自己的会话记录
     """
@@ -47,7 +49,8 @@ def list_app_logs(
         workspace_id=workspace_id,
         page=page,
         pagesize=pagesize,
-        is_draft=is_draft
+        is_draft=is_draft,
+        keyword=keyword
     )
 
     items = [AppLogConversation.model_validate(c) for c in conversations]
@@ -78,12 +81,13 @@ def get_app_log_detail(
 
     # 使用 Service 层查询
     log_service = AppLogService(db)
-    conversation = log_service.get_conversation_detail(
+    conversation, node_executions_map = log_service.get_conversation_detail(
         app_id=app_id,
         conversation_id=conversation_id,
         workspace_id=workspace_id
     )
 
     detail = AppLogConversationDetail.model_validate(conversation)
+    detail.node_executions_map = node_executions_map
 
     return success(data=detail)