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Dockerfile

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+# Multi-stage build for frontend
+FROM node:18-alpine as frontend-build
+
+# Set the working directory
+WORKDIR /app
+
+# Copy frontend files
+COPY frontend/package*.json ./
+RUN npm install
+COPY frontend/ ./
+RUN npm run build
+
+# Backend build
+FROM node:18-alpine as backend-build
+WORKDIR /app
+COPY backend/package*.json ./
+RUN npm install
+COPY backend/ ./
+
+# Final stage
+FROM node:18-alpine
+
+# Install nginx
+RUN apk add --no-cache nginx
+
+# Copy frontend build
+COPY --from=frontend-build /app/dist /var/www/html
+
+# Copy nginx config
+COPY nginx.conf /etc/nginx/nginx.conf
+
+# Setup backend
+WORKDIR /app
+COPY --from=backend-build /app ./
+
+# Expose ports
+EXPOSE 80 3000
+
+# Start both services
+CMD nginx && npm start

docker-compose.yml

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+version: '3.8'
+services:
+  db:
+    image: postgres:17
+    restart: always
+    environment:
+      POSTGRES_USER: n4sm_user
+      POSTGRES_PASSWORD: securepass
+      POSTGRES_DB: n4sm
+    ports:
+      - '5432:5432'
+    volumes:
+      - db-data:/var/lib/postgresql/data
+  backend:
+    build: 
+      context: ./backend
+      dockerfile: Dockerfile
+    depends_on:
+      - db
+    ports:
+      - '3000:3000'
+    environment:
+      - DATABASE_URL=postgresql://n4sm_user:securepass@db:5432/n4sm
+      - NODE_ENV=production
+    volumes:
+      - ./backend:/app
+      - /app/node_modules
+  frontend:
+    build: 
+      context: ./frontend
+      dockerfile: Dockerfile
+    depends_on:
+      - backend
+    ports:
+      - '5173:5173'
+    environment:
+      - NODE_ENV=production
+    volumes:
+      - ./frontend:/app
+      - /app/node_modules
+    stdin_open: true
+    tty: true
+
+volumes:
+  db-data:

huggingface.yml

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+# Hugging Face Space configuration
+name: n4sm-platform
+sdk: docker

nginx.conf

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+events {
+  worker_connections 1024;
+}
+
+http {
+  include /etc/nginx/mime.types;
+  
+  upstream backend {
+    server localhost:3000;
+  }
+  
+  server {
+    listen 80;
+    server_name localhost;
+    root /var/www/html;
+    index index.html;
+    
+    location / {
+      try_files $uri $uri/ /index.html;
+    }
+    
+    location /api {
+      proxy_pass http://backend;
+      proxy_set_header Host $host;
+      proxy_set_header X-Real-IP $remote_addr;
+      proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
+      proxy_set_header X-Forwarded-Proto $scheme;
+    }
+  }
+}

requirements.txt

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+# This is a placeholder requirements.txt file for Hugging Face Spaces
+# Since we're using Node.js, we don't actually need Python dependencies
+# But Hugging Face Spaces requires this file for Docker-based spaces
+
+# For Node.js Docker spaces, we only need to specify the Dockerfile
+# The actual dependencies are handled in package.json files