Fix server build to produce the correct output file for deployment

Update Vite server build configuration to ensure `production.mjs` is generated, resolving a deployment error.

Replit-Commit-Author: Agent
Replit-Commit-Session-Id: 9203795e-937a-4306-b81d-b4d5c78c240e
Replit-Commit-Checkpoint-Type: full_checkpoint
Replit-Commit-Event-Id: e5d29f14-f45b-4502-aef7-ca0395bf135c
Replit-Commit-Screenshot-Url: https://storage.googleapis.com/screenshot-production-us-central1/7c94b7a0-29c7-4f2e-94ef-44b2153872b7/9203795e-937a-4306-b81d-b4d5c78c240e/23kpkkM
Replit-Helium-Checkpoint-Created: true

.replit

@@ -37,7 +37,11 @@ externalPort = 80
 localPort = 38557
 externalPort = 3000
 
+[[ports]]
+localPort = 40437
+externalPort = 3001
+
 [deployment]
 deploymentTarget = "autoscale"
-run = ["npm", "start"]
+run = ["node", "dist/server/production.mjs"]
 build = ["npm", "run", "build"]

replit.md

@@ -81,9 +81,11 @@ npm start           # Start production server
 ## Recent Changes (December 2, 2025)
 - ✅ Configured Vite to run on port 5000 for Replit compatibility
 - ✅ Set up proper host configuration (0.0.0.0) for Replit proxy
+- ✅ Added `allowedHosts: true` to allow Replit's dynamic proxy hostnames
 - ✅ Updated .gitignore to properly exclude environment files
 - ✅ Installed all npm dependencies
 - ✅ Configured deployment settings for Replit autoscale
+- ✅ Fixed server build to output `dist/server/production.mjs` for deployment
 - ✅ Verified application runs without errors in Replit environment
 
 ## Notes

vite.config.server.ts

@@ -4,16 +4,11 @@ import path from "path";
 // Server build configuration
 export default defineConfig({
   build: {
-    lib: {
-      entry: path.resolve(__dirname, "server/node-build.ts"),
-      name: "server",
-      fileName: "production",
-      formats: ["es"],
-    },
     outDir: "dist/server",
     target: "node22",
     ssr: true,
     rollupOptions: {
+      input: path.resolve(__dirname, "server/node-build.ts"),
       external: [
         // Node.js built-ins
         "fs",
@@ -35,7 +30,7 @@ export default defineConfig({
       ],
       output: {
         format: "es",
-        entryFileNames: "[name].mjs",
+        entryFileNames: "production.mjs",
       },
     },
     minify: false, // Keep readable for debugging