64 lines
1.7 KiB
Docker
64 lines
1.7 KiB
Docker
# Use the official Node.js runtime as the base image
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FROM node:20-alpine AS base
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# Set the working directory inside the container
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WORKDIR /app
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# Copy package.json and package-lock.json (if available)
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COPY package*.json ./
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# Install all dependencies (including devDependencies for building)
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RUN npm ci && npm cache clean --force
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# Copy the rest of the application code
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COPY . .
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# Set build-time environment variables for SvelteKit
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ARG DATABASE_URL="postgresql://builduser:buildpass@localhost:5432/builddb"
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ENV DATABASE_URL=${DATABASE_URL}
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# Run SvelteKit sync to generate .svelte-kit directory and prepare the build
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RUN npm run prepare
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# Build the application with environment variables available
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RUN npm run build
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# Production stage
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FROM node:20-alpine AS production
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# Install dumb-init for proper signal handling
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RUN apk add --no-cache dumb-init
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# Create a non-root user
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RUN addgroup -g 1001 -S nodejs
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RUN adduser -S svelte -u 1001
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# Set the working directory
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WORKDIR /app
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# Copy package.json and package-lock.json
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COPY package*.json ./
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# Install only production dependencies
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RUN npm ci --only=production && npm cache clean --force
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# Copy the built application from the previous stage
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COPY --from=base --chown=svelte:nodejs /app/build ./build
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COPY --from=base --chown=svelte:nodejs /app/package.json ./package.json
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# Switch to the non-root user
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USER svelte
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# Expose the port the app runs on
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EXPOSE 3000
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# Set environment variables - DATABASE_URL can be overridden at runtime
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ENV NODE_ENV=production
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ENV PORT=3000
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ENV DATABASE_URL=""
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# Use dumb-init to handle signals properly
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ENTRYPOINT ["dumb-init", "--"]
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# Start the application with environment file support
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CMD ["node", "build"]
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