feat: consolidate backend and docker-compose setup

backend/pfm-web-app/next.config.ts

@@ -0,0 +1,8 @@
+import type { NextConfig } from "next";
+
+const nextConfig: NextConfig = {
+  allowedDevOrigins: ["ocr-demo-7871.demoin.id", "*.demoin.id"],
+  serverExternalPackages: ["pg"]
+};
+
+export default nextConfig;