Update Dockerfile for Coolify compatibility

- Replace Nginx with serve package for SPA compatibility
- Use port 3000 to match Coolify's default configuration
- Works better with Coolify's Caddy reverse proxy setup

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude Sonnet 4.5 <noreply@anthropic.com>

Dockerfile

@@ -7,7 +7,7 @@ WORKDIR /app
 # Copy package files
 COPY package*.json ./
 
-# Install dependencies (including dev dependencies for build)
+# Install dependencies
 RUN npm ci
 
 # Copy source code
@@ -16,32 +16,28 @@ COPY . .
 # Build the application
 RUN npm run build
 
-# Production stage
-FROM nginx:alpine AS production
+# Production stage - Use a simple server that works with Coolify
+FROM node:18-alpine AS production
 
-# Copy custom nginx configuration
-COPY nginx.conf /etc/nginx/conf.d/default.conf
+# Install serve package
+RUN npm install -g serve
+
+# Set working directory
+WORKDIR /app
 
 # Copy built assets from builder stage
-COPY --from=builder /app/dist /usr/share/nginx/html
+COPY --from=builder /app/dist ./dist
 
-# Create non-root user (optional but recommended for security)
+# Create non-root user
 RUN addgroup -g 1001 -S nodejs
 RUN adduser -S nextjs -u 1001
 
-# Change ownership of the nginx directory
-RUN chown -R nextjs:nodejs /usr/share/nginx/html
-RUN chown -R nextjs:nodejs /var/cache/nginx
-RUN chown -R nextjs:nodejs /var/log/nginx
-RUN chown -R nextjs:nodejs /etc/nginx/conf.d
-RUN touch /var/run/nginx.pid
-RUN chown -R nextjs:nodejs /var/run/nginx.pid
-
-# Switch to non-root user
+# Change ownership
+RUN chown -R nextjs:nodejs /app
 USER nextjs
 
-# Expose port 80
-EXPOSE 80
+# Expose port 3000 (Coolify default)
+EXPOSE 3000
 
-# Start nginx
-CMD ["nginx", "-g", "daemon off;"]
+# Start the server
+CMD ["serve", "-s", "dist", "-l", "3000"]