add standalone code

standalone-build.sh

@@ -0,0 +1,43 @@
+#!/bin/bash
+
+set -e
+
+echo "=== Next.js Standalone Build ==="
+
+APP_DIR=$(pwd)
+BUILD_DIR=".next"
+STANDALONE_DIR=".next/standalone"
+
+echo "1. Installing dependencies..."
+npm install
+
+echo "2. Building Next.js..."
+npm run build
+
+echo "3. Preparing standalone structure..."
+
+# ensure directories exist
+mkdir -p $STANDALONE_DIR/.next
+
+# copy static assets
+echo "Copying static assets..."
+cp -r $BUILD_DIR/static $STANDALONE_DIR/.next/ 2>/dev/null || true
+
+# copy public folder
+if [ -d "public" ]; then
+  echo "Copying public folder..."
+  cp -r public $STANDALONE_DIR/
+fi
+
+echo "4. Creating deploy package..."
+
+tar -czf standalone-deploy.tar.gz \
+  -C $STANDALONE_DIR . \
+  -C $APP_DIR public 2>/dev/null || true
+
+echo ""
+echo "Build completed."
+echo "Deploy file: standalone-deploy.tar.gz"
+echo ""
+echo "Run on server:"
+echo "PORT=3005 node server.js"