diff --git a/apps/backend/src/app.ts b/apps/backend/src/app.ts
index 13ed43eb..1053e348 100644
--- a/apps/backend/src/app.ts
+++ b/apps/backend/src/app.ts
@@ -6,7 +6,7 @@ import claimsRouter from "./routes/claims.js";
 import open91Router from "./routes/open-91.js";
 import tencentRouter from "./routes/tencent.js";
 import webhooksRouter from "./routes/webhooks.js";
-import { buildSuccessPayload } from "./utils/http.js";
+import { buildSuccessPayload, sendRouteError } from "./utils/http.js";
 import { accessLogMiddleware } from "./middleware/access-log.js";
 import { corsMiddleware } from "./middleware/cors.js";
 import { buildHealthPayload, type StartupState } from "./startup/state.js";
@@ -16,7 +16,10 @@ type CreateAppOptions = {
   isShutdownStarted: () => boolean;
 };
 
-export function createApp({ startupState, isShutdownStarted }: CreateAppOptions) {
+export function createApp({
+  startupState,
+  isShutdownStarted,
+}: CreateAppOptions) {
   const app = express();
 
   app.use(accessLogMiddleware);
@@ -44,7 +47,12 @@ export function createApp({ startupState, isShutdownStarted }: CreateAppOptions)
 
   app.get("/health/ready", (_req, res) => {
     if (startupState.core.ready) {
-      res.json(buildSuccessPayload(buildHealthPayload(startupState, isShutdownStarted()), "ready"));
+      res.json(
+        buildSuccessPayload(
+          buildHealthPayload(startupState, isShutdownStarted()),
+          "ready"
+        )
+      );
       return;
     }
 
@@ -84,5 +92,9 @@ export function createApp({ startupState, isShutdownStarted }: CreateAppOptions)
   app.use("/api/v1/claim", claimsRouter);
   app.use("/api/v1/admin", adminRouter);
 
+  app.use((err, _req, res, _next) => {
+    sendRouteError(res, err, "服务内部错误", "[global]");
+  });
+
   return app;
 }
diff --git a/apps/backend/src/utils/http.ts b/apps/backend/src/utils/http.ts
index 99d1f5bc..344e6ec4 100644
--- a/apps/backend/src/utils/http.ts
+++ b/apps/backend/src/utils/http.ts
@@ -207,3 +207,42 @@ function formatResponseDateTime(value) {
 
   return `${tokens.year}-${tokens.month}-${tokens.day} ${tokens.hour}:${tokens.minute}:${tokens.second}`
 }
+
+type RouteHandlerOptions = {
+  successMessage?: string
+  errorMessage?: string
+  scope?: string
+}
+
+type RouteFileHandlerOptions = {
+  errorMessage?: string
+  scope?: string
+}
+
+export function createRouteHandler(
+  action: (req: any, res: any) => unknown | Promise<unknown>,
+  { successMessage = 'ok', errorMessage, scope }: RouteHandlerOptions = {},
+) {
+  return async (req, res) => {
+    try {
+      const data = await action(req, res)
+      res.json(buildSuccessPayload(data, successMessage))
+    } catch (error) {
+      sendRouteError(res, error, errorMessage, scope)
+    }
+  }
+}
+
+export function createRouteFileHandler(
+  action: (req: any, res: any) => string | Promise<string>,
+  { errorMessage, scope }: RouteFileHandlerOptions = {},
+) {
+  return async (req, res) => {
+    try {
+      const filePath = await action(req, res)
+      res.sendFile(filePath)
+    } catch (error) {
+      sendRouteError(res, error, errorMessage, scope)
+    }
+  }
+}
diff --git a/package-lock.json b/package-lock.json
new file mode 100644
index 00000000..ff955191
--- /dev/null
+++ b/package-lock.json
@@ -0,0 +1,6 @@
+{
+  "name": "core-infra",
+  "lockfileVersion": 3,
+  "requires": true,
+  "packages": {}
+}