change cors setting

backend/server.js

@@ -9,7 +9,12 @@ const userRoutes = require("./src/routes/user");
 
 const app = express();
 
-app.use(cors());
+app.use(
+  cors({
+    origin: process.env.FRONTEND_URL || "http://localhost:3000",
+    credentials: true,
+  })
+);
 app.use(express.json());
 
 app.use("/api/auth", authRoutes);

captain-definition

 {
   "schemaVersion": 2,
   "dockerfileLines": [
-    "FROM node:22-alpine AS build-step",
+    "FROM node:22-alpine",
     "WORKDIR /app",
     "COPY . .",
-    "RUN cd frontend && npm install && npm run build",
-    "FROM socialengine/nginx-spa:latest",
-    "COPY --from=build-step /app/frontend/dist /app",
-    "RUN chmod -R 777 /app"
+    "RUN cd backend && npm install --production",
+    "EXPOSE 5000",
+    "CMD [\"sh\", \"-c\", \"cd backend && node src/app.js\"]"
   ]
 }
\ No newline at end of file