38 lines
878 B
Docker
38 lines
878 B
Docker
# Use an official Node runtime as the parent image
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FROM node:18-slim
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# Create app directory
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WORKDIR /usr/src/app
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# Install curl for healthcheck
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RUN apt-get update && apt-get install -y curl && rm -rf /var/lib/apt/lists/*
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# Install app dependencies
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# A wildcard is used to ensure both package.json AND package-lock.json are copied
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COPY package*.json ./
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# Install dependencies
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RUN npm ci --only=production
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# Bundle app source
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COPY . .
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# Create a non-root user
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RUN addgroup --system --gid 1001 nodejs && \
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adduser --system --uid 1001 --ingroup nodejs nodejs && \
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chown -R nodejs:nodejs /usr/src/app
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USER nodejs
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# Your app binds to port 3000
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EXPOSE 3000
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# Add healthcheck
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HEALTHCHECK --interval=30s --timeout=3s \
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CMD curl -f http://localhost:3000/health || exit 1
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# Define environment variable
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ENV NODE_ENV=production
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# Start the app
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CMD [ "node", "index.js" ] |