Dockerfile

FROM node:18-slim

# Install FFmpeg (REQUIRED for audio processing!)
RUN apt-get update && \
    apt-get install -y ffmpeg && \
    apt-get clean && \
    rm -rf /var/lib/apt/lists/*

# Set working directory
WORKDIR /app

# Copy package files
COPY package*.json ./

# Install Node.js dependencies
RUN npm install --production

# Copy application code
COPY server.js ./

# Create required directories
RUN mkdir -p uploads outputs

# Expose port
EXPOSE 7860

# Health check
HEALTHCHECK --interval=30s --timeout=10s --start-period=40s --retries=3 \
  CMD node -e "require('http').get('http://localhost:7860/', (r) => {process.exit(r.statusCode === 200 ? 0 : 1)})"

# Start the server
CMD ["node", "server.js"]