Dockerfile Generator

Generate Dockerfiles for various programming languages

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Multi-stage build (smaller image)

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Environment Variables

Generated Dockerfile

FROM node:20-alpine

WORKDIR /app

# Copy dependency files
COPY package*.json ./

# Install dependencies
RUN npm ci --only=production

# Copy source code
COPY . .

# Expose port
EXPOSE 3000

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