Fix: Use standalone output with proper build

Dockerfile

@@ -7,13 +7,13 @@ WORKDIR /app
 # Copy package files
 COPY package*.json ./
 
-# Install dependencies
-RUN npm ci --only=production
+# Install ALL dependencies (including devDependencies for build)
+RUN npm install
 
 # Copy source code
 COPY . .
 
-# Build the application (static export)
+# Build the application
 RUN npm run build
 
 # Create data directory for persistent storage
@@ -27,6 +27,5 @@ ENV NODE_ENV=production
 ENV PORT=7860
 ENV DATA_DIR=/data
 
-# Start with simple HTTP server for static files
-RUN npm install -g serve
-CMD ["serve", "-s", "out", "-l", "7860"]
+# Start the standalone Next.js application
+CMD ["node", "server.js"]

next.config.js

@@ -1,10 +1,9 @@
 /** @type {import('next').NextConfig} */
 const nextConfig = {
-  output: 'export',
+  output: 'standalone',
   images: {
     unoptimized: true
-  },
-  trailingSlash: true
+  }
 };
 
 module.exports = nextConfig;