21 lines
512 B
Docker
21 lines
512 B
Docker
FROM node:18-alpine
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# Create app directory
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WORKDIR /app
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# Install dependencies first (layer caching)
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COPY package*.json ./
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RUN npm install --omit=dev
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# Copy application source
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COPY . .
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# Expose proxy REST API port
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EXPOSE 4000
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# Health check
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HEALTHCHECK --interval=30s --timeout=10s --start-period=15s --retries=3 \
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CMD node -e "require('http').get('http://localhost:4000/health', r => r.statusCode === 200 ? process.exit(0) : process.exit(1)).on('error', () => process.exit(1))"
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CMD ["node", "index.js"]
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