fix frontend error

frontend/src/utils/apiFunctions.js

@@ -197,7 +197,7 @@ export async function fetchWorkflowsWithDesc() {
     const filesWithDesc = await Promise.all(
       data.workflows.map(async (filename) => {
         try {
-          const response = await fetch(apiUrl(`/api/workflows/${encodeURIComponent(filename)}/get`))
+          const response = await fetch(apiUrl(`/api/workflows/${encodeURIComponent(filename)}/desc`))
           const fileData = await response.json()
           return {
             name: filename,

server/bootstrap.py

@@ -1,8 +1,15 @@
+"""Application bootstrap helpers for the FastAPI server."""
+
 from fastapi import FastAPI
 from fastapi.middleware.cors import CORSMiddleware
 
 from server import state
 from server.config_schema_router import router as config_schema_router
+from server.routes import ALL_ROUTERS
+from utils.error_handler import add_exception_handlers
+from utils.middleware import add_middleware
+
+
 def init_app(app: FastAPI) -> None:
     """Apply shared middleware, routers, and global state to ``app``."""
 
@@ -15,4 +22,11 @@ def init_app(app: FastAPI) -> None:
     )
 
     add_exception_handlers(app)
-    add_middleware(app)
+    add_middleware(app)
+
+    state.init_state()
+
+    for router in ALL_ROUTERS:
+        app.include_router(router)
+
+    app.include_router(config_schema_router)

server/routes/workflows.py

@@ -153,6 +153,69 @@ async def get_workflow_args(filename: str):
         )
 
 
+@router.get("/api/workflows/{filename}/desc")
+async def get_workflow_desc(filename: str):
+    try:
+        safe_filename = validate_workflow_filename(filename, require_yaml_extension=True)
+        file_path = YAML_DIR / safe_filename
+
+        if not file_path.exists() or not file_path.is_file():
+            raise ResourceNotFoundError(
+                "Workflow file not found",
+                resource_type="workflow",
+                resource_id=safe_filename,
+            )
+
+        # Load and validate YAML content
+        raw_content = file_path.read_text(encoding="utf-8")
+        _, yaml_content = validate_workflow_content(safe_filename, raw_content)
+
+        desc = ""
+        if isinstance(yaml_content, dict):
+            graph = yaml_content.get("graph") or {}
+            if isinstance(graph, dict):
+                desc = graph.get("description") or ""
+                if len(desc) == 0:
+                        raise ResourceNotFoundError(
+                            "Workflow file does not have args",
+                            resource_type="workflow",
+                            resource_id=safe_filename,
+                        )
+        logger = get_server_logger()
+        logger.info(
+            "Workflow description retrieved",
+            log_type=LogType.WORKFLOW,
+            filename=safe_filename,
+        )
+        return {"description": desc}
+    except ValidationError as exc:
+        # 参数或文件名等校验错误
+        raise HTTPException(
+            status_code=400,
+            detail={"message": str(exc)},
+        )
+    except SecurityError as exc:
+        # 安全相关错误（例如路径遍历）
+        raise HTTPException(
+            status_code=400,
+            detail={"message": str(exc)},
+        )
+    except ResourceNotFoundError as exc:
+        # 文件不存在
+        raise HTTPException(
+            status_code=404,
+            detail={"message": str(exc)},
+        )
+    except Exception as exc:
+        logger = get_server_logger()
+        logger.log_exception(exc, f"Unexpected error retrieving workflow args: {filename}")
+        # 兜底错误
+        raise HTTPException(
+            status_code=500,
+            detail={"message": f"Failed to retrieve workflow args: {exc}"},
+        )
+
+
 @router.post("/api/workflows/upload/content")
 async def upload_workflow_content(request: WorkflowUploadContentRequest):
     return _persist_workflow_from_content(
@@ -294,4 +357,5 @@ async def get_workflow_raw_content(filename: str):
     except Exception as exc:
         logger = get_server_logger()
         logger.log_exception(exc, f"Unexpected error retrieving workflow: {filename}")
-        raise WorkflowExecutionError(f"Failed to retrieve workflow: {exc}")
+        raise WorkflowExecutionError(f"Failed to retrieve workflow: {exc}")
+

server/services/workflow_storage.py

@@ -18,31 +18,16 @@ from utils.structured_logger import get_server_logger, LogType
 
 
 def _update_workflow_id(content: str, workflow_id: str) -> str:
-    # Pattern to match graph:\n  id: <value>
-    pattern = re.compile(r"(graph:\s*\n\s*id:\s*).*$", re.MULTILINE)
+    pattern = re.compile(r"^(id:\\s*).*$", re.MULTILINE)
     match = pattern.search(content)
     if match:
-        # Replace the value after "graph:\n  id: "
-        return pattern.sub(rf"\1{workflow_id}", content, count=1)
+        return pattern.sub(rf"\\1{workflow_id}", content, count=1)
 
-    # If no graph.id found, look for standalone id: at root level (legacy support)
-    root_id_pattern = re.compile(r"^(id:\s*).*$", re.MULTILINE)
-    root_match = root_id_pattern.search(content)
-    if root_match:
-        return root_id_pattern.sub(rf"\1{workflow_id}", content, count=1)
-
-    # If neither found, add graph.id after graph: section if it exists
-    graph_pattern = re.compile(r"(graph:\s*\n)")
-    graph_match = graph_pattern.search(content)
-    if graph_match:
-        return graph_pattern.sub(rf"\1  id: {workflow_id}\n", content, count=1)
-
-    # Fallback (is invalid)
     lines = content.splitlines()
     insert_index = 0
     if lines and lines[0].strip() == "---":
         insert_index = 1
-    lines.insert(insert_index, f"graph:\n  id: {workflow_id}")
+    lines.insert(insert_index, f"id: {workflow_id}")
     updated = "\n".join(lines)
     if content.endswith("\n"):
         updated += "\n"