feat: restructure Dockerfile and add start script for multi-service setup

Dockerfile

@@ -1,39 +1,51 @@
-# Use Bun's official Alpine image
-FROM oven/bun:1.1-alpine as base
+FROM oven/bun:latest as frontend-builder
 
-# Set working directory
+# Set working directory for frontend
+WORKDIR /build
+# Copy frontend package files from the correct path
+COPY frontend/lumakit-frontend/package.json frontend/lumakit-frontend/bun.lockb* ./
+# Install dependencies
+RUN bun install
+# Copy frontend source
+COPY frontend/lumakit-frontend/ ./
+# Build the Next.js app
+RUN bun run build
+
+FROM oven/bun:latest
+
+# Use the existing user with UID 1000 (the 'bun' user)
+USER 1000
 WORKDIR /app
 
-# Create a non-root user for security
-RUN addgroup -g 1001 -S nodejs
-RUN adduser -S lumakit -u 1001
+# Copy package files and install dependencies for backend
+COPY --chown=1000:1000 package.json bun.lockb* ./
+RUN bun install --production
 
-# Copy package files
-COPY package.json bun.lockb* ./
+# Copy backend application code
+COPY --chown=1000:1000 src/ ./src/
 
-# Install dependencies
-RUN bun install --frozen-lockfile --production
+# Create frontend directory structure
+RUN mkdir -p ./frontend/lumakit-frontend
 
-# Copy source code
-COPY --chown=lumakit:nodejs src/ ./src/
+# Copy built Next.js app from builder stage
+COPY --from=frontend-builder --chown=1000:1000 /build/.next ./frontend/lumakit-frontend/.next
+COPY --from=frontend-builder --chown=1000:1000 /build/public ./frontend/lumakit-frontend/public
+COPY --from=frontend-builder --chown=1000:1000 /build/package.json ./frontend/lumakit-frontend/package.json
+COPY --from=frontend-builder --chown=1000:1000 /build/next.config.mjs ./frontend/lumakit-frontend/next.config.mjs
 
 # Create necessary directories and set permissions
-RUN mkdir -p /app/logs /app/temp && \
-    chown -R lumakit:nodejs /app
-
-# Switch to non-root user
-USER lumakit
+RUN mkdir -p /app/logs /app/temp
 
-# Expose port 7860 (Hugging Face Spaces standard port)
+# Expose ports for both services (backend: 5000, frontend: 7860)
+EXPOSE 5000
 EXPOSE 7860
 
-# Health check
-HEALTHCHECK --interval=30s --timeout=3s --start-period=5s --retries=3 \
-    CMD bun --version || exit 1
-
 # Set environment variables
 ENV NODE_ENV=production
-ENV PORT=7860
+ENV BACKEND_PORT=5000
+ENV FRONTEND_PORT=7860
 
-# Start the application
-CMD ["bun", "run", "src/index.js"]
+# Start both services using a start script
+COPY --chown=1000:1000 start.sh ./
+RUN chmod +x start.sh
+CMD ["./start.sh"]

package.json

@@ -1,8 +1,12 @@
 {
-  "name": "lumakit",
+  "name": "lumakit-backend",
   "module": "index.js",
   "type": "module",
   "private": true,
+  "scripts": {
+    "start": "bun run src/index.js",
+    "dev": "bun --hot src/index.js"
+  },
   "devDependencies": {
     "@types/bun": "latest"
   },

src/index.js

@@ -3,7 +3,7 @@ import os from 'os';
 import { promises as fs } from 'fs';
 
 const app = express();
-const PORT = process.env.PORT || 7860;
+const PORT = process.env.PORT || 5000;
 
 app.get('/', (req, res) => {
   res.send('Hello, This is LumaKit Backend!');

start.sh

@@ -0,0 +1,42 @@
+#!/bin/bash
+
+# Function to handle shutdown signals
+cleanup() {
+    echo "Shutting down services..."
+    kill $FRONTEND_PID $BACKEND_PID 2>/dev/null
+    wait
+    exit 0
+}
+
+# Set up signal handlers
+trap cleanup SIGTERM SIGINT
+
+# Start Next.js frontend in the background on port 7860
+echo "Starting LumaKit Frontend on port 7860..."
+cd /app/frontend/lumakit-frontend && PORT=7860 bun run start &
+FRONTEND_PID=$!
+echo "Frontend started with PID: $FRONTEND_PID"
+
+# Wait a moment for frontend to initialize
+sleep 2
+
+# Start the Express backend on port 5000
+echo "Starting LumaKit Backend on port 5000..."
+cd /app && PORT=5000 bun run src/index.js &
+BACKEND_PID=$!
+echo "Backend started with PID: $BACKEND_PID"
+
+# Display service information
+echo "================================"
+echo "LumaKit Services Running:"
+echo "Frontend (Next.js): http://localhost:7860"
+echo "Backend (Express): http://localhost:5000"
+echo "Backend Stats: http://localhost:5000/stats"
+echo "================================"
+
+# Wait for any process to exit
+wait -n
+
+# If we reach here, one of the processes has exited
+echo "One of the services has stopped. Shutting down..."
+cleanup