Thatsaphorn Atchariyaphap
810b2871d2
This change adds a step to create a `.env` file with the HCAPTCHA site key during the Docker build process. It ensures the environment variable is available for use within the container.
39 lines
938 B
Docker
39 lines
938 B
Docker
# Use lightweight Node.js 20 base image
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FROM node:20-alpine@sha256:9bef0ef1e268f60627da9ba7d7605e8831d5b56ad07487d24d1aa386336d1944 as builder
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# Set working directory
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WORKDIR /app
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# Copy package files separately for better Docker caching
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COPY package.json package-lock.json ./
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# Install dependencies
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RUN npm ci
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# Copy entire project
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COPY . .
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# Set it as an environment variable for the build process
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ARG HCAPTCHA_SITE_KEY
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ENV NEXT_PUBLIC_HCAPTCHA_SITE_KEY=${HCAPTCHA_SITE_KEY}
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# Create a .env file before build
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RUN echo "NEXT_PUBLIC_HCAPTCHA_SITE_KEY=${HCAPTCHA_SITE_KEY}"
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# Build the Next.js app
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RUN npm run build
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# Use a minimal base image for running the app
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FROM node:20-alpine@sha256:9bef0ef1e268f60627da9ba7d7605e8831d5b56ad07487d24d1aa386336d1944
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WORKDIR /app
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# Copy built files from the builder stage
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COPY --from=builder /app ./
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# Expose port
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EXPOSE 3000
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# Start Next.js in production mode
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CMD ["npm", "run", "start"]
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