feat: migrate runtime backend to node server

server-node/src/middleware/errorHandler.ts

@@ -0,0 +1,27 @@
+import type { ErrorRequestHandler } from 'express';
+
+import { HttpError } from '../errors.js';
+
+export const errorHandler: ErrorRequestHandler = (error, request, response, _next) => {
+  const statusCode =
+    error instanceof HttpError ? error.statusCode : 500;
+  const message =
+    error instanceof HttpError
+      ? error.message
+      : '服务器内部错误';
+
+  request.log?.error(
+    {
+      err: error,
+      request_id: request.requestId,
+      user_id: request.userId ?? null,
+    },
+    'request failed',
+  );
+
+  response.status(statusCode).json({
+    error: {
+      message,
+    },
+  });
+};