docker

Dockerfile

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+# Multi-stage Dockerfile for OpenLearnX Platform
+FROM node:18-alpine AS frontend-builder
+
+# Build Frontend
+WORKDIR /app/frontend
+COPY frontend/package.json frontend/pnpm-lock.yaml* ./
+RUN corepack enable pnpm && pnpm install --frozen-lockfile
+
+COPY frontend/ ./
+ENV NEXT_TELEMETRY_DISABLED=1
+RUN pnpm run build
+
+# Main Python image with everything
+FROM python:3.10-slim
+
+# Set environment variables
+ENV PYTHONDONTWRITEBYTECODE=1
+ENV PYTHONUNBUFFERED=1
+ENV TF_CPP_MIN_LOG_LEVEL=2
+ENV NODE_ENV=production
+ENV NEXT_TELEMETRY_DISABLED=1
+
+# Install system dependencies (Python + Node.js)
+RUN apt-get update \
+    && apt-get install -y --no-install-recommends \
+        gcc \
+        g++ \
+        libpq-dev \
+        curl \
+        wget \
+        ca-certificates \
+        gnupg \
+        nginx \
+        supervisor \
+    && curl -fsSL https://deb.nodesource.com/setup_18.x | bash - \
+    && apt-get install -y nodejs \
+    && npm install -g pnpm \
+    && rm -rf /var/lib/apt/lists/*
+
+# Set work directory
+WORKDIR /app
+
+# Copy and install Python dependencies
+COPY backend/requirements.txt ./backend/
+RUN pip install --no-cache-dir --upgrade pip \
+    && pip install --no-cache-dir -r backend/requirements.txt
+
+# Copy backend code
+COPY backend/ ./backend/
+
+# Copy built frontend from previous stage
+COPY --from=frontend-builder /app/frontend/.next/standalone ./frontend/
+COPY --from=frontend-builder /app/frontend/.next/static ./frontend/.next/static
+COPY --from=frontend-builder /app/frontend/public ./frontend/public
+
+# Create necessary directories
+RUN mkdir -p /var/log/supervisor \
+    && mkdir -p /app/logs \
+    && mkdir -p /app/uploads
+
+# Configure Nginx
+COPY <<EOF /etc/nginx/sites-available/openlearnx
+server {
+    listen 80;
+    server_name localhost;
+
+    # Frontend
+    location / {
+        proxy_pass http://127.0.0.1:3000;
+        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;
+    }
+
+    # Backend API
+    location /api/ {
+        proxy_pass http://127.0.0.1:5000/;
+        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;
+    }
+
+    # Health check
+    location /health {
+        access_log off;
+        return 200 "healthy\\n";
+        add_header Content-Type text/plain;
+    }
+}
+EOF
+
+RUN ln -s /etc/nginx/sites-available/openlearnx /etc/nginx/sites-enabled/ \
+    && rm /etc/nginx/sites-enabled/default
+
+# Configure Supervisor
+COPY <<EOF /etc/supervisor/conf.d/openlearnx.conf
+[supervisord]
+nodaemon=true
+user=root
+logfile=/var/log/supervisor/supervisord.log
+pidfile=/var/run/supervisord.pid
+
+[program:nginx]
+command=nginx -g "daemon off;"
+autostart=true
+autorestart=true
+stderr_logfile=/var/log/supervisor/nginx.err.log
+stdout_logfile=/var/log/supervisor/nginx.out.log
+
+[program:backend]
+command=gunicorn --bind 127.0.0.1:5000 --workers 4 --timeout 120 main:app
+directory=/app/backend
+autostart=true
+autorestart=true
+stderr_logfile=/var/log/supervisor/backend.err.log
+stdout_logfile=/var/log/supervisor/backend.out.log
+environment=PYTHONPATH="/app/backend"
+
+[program:frontend]
+command=node server.js
+directory=/app/frontend
+autostart=true
+autorestart=true
+stderr_logfile=/var/log/supervisor/frontend.err.log
+stdout_logfile=/var/log/supervisor/frontend.out.log
+environment=PORT="3000",HOSTNAME="127.0.0.1"
+EOF
+
+# Create non-root user
+RUN adduser --disabled-password --gecos '' appuser \
+    && chown -R appuser:appuser /app \
+    && chown -R appuser:appuser /var/log/supervisor
+
+# Health check script
+COPY <<EOF /app/healthcheck.sh
+#!/bin/bash
+curl -f http://127.0.0.1/health && \
+curl -f http://127.0.0.1:3000/ && \
+curl -f http://127.0.0.1:5000/api/health
+EOF
+
+RUN chmod +x /app/healthcheck.sh
+
+# Switch to non-root user for app files
+USER appuser
+
+# Expose port
+EXPOSE 80
+
+# Health check
+HEALTHCHECK --interval=30s --timeout=10s --start-period=60s --retries=3 \
+  CMD /app/healthcheck.sh || exit 1
+
+# Switch back to root for supervisor
+USER root
+
+# Start all services with supervisor
+CMD ["/usr/bin/supervisord", "-c", "/etc/supervisor/conf.d/openlearnx.conf"]