# Builder stage FROM node:20-alpine AS builder # Set the working directory in the container WORKDIR /app # Copy the repository contents into the container COPY . . # Install dependencies and build the site. Output directory will be /app/build RUN yarn install && yarn run build # Final stage FROM caddy:2-alpine # Set the working directory in the container WORKDIR /web # Copy the build directory from the builder stage to /web COPY --from=builder /app/build /web # Caddyfile configuration to serve files from /web RUN echo -e ":80 {\n root * /web\n file_server\n}" > /etc/caddy/Caddyfile # Expose port 80 EXPOSE 80 # Start Caddy with the specified Caddyfile CMD ["caddy", "run", "--config", "/etc/caddy/Caddyfile", "--adapter", "caddyfile"] # Remove intermediate images after build ONBUILD RUN rm -rf /app