FROM docker.io/alpine:3.18 as build RUN apk add --no-cache npm esbuild RUN npm install -g esbuild WORKDIR /tmp/build COPY package.json . RUN npm install COPY download_json.js . RUN esbuild --bundle --format=cjs --platform=node --outfile=build.js download_json.js FROM docker.io/alpine:3.18 RUN apk add --no-cache nodejs-current tini COPY pki/ca_intermediate_root_bundle.pem /usr/lib/ca_intermediate_root_bundle.pem COPY --from=build /tmp/build/build.js /usr/local/bin/download_json.js ENV NODE_EXTRA_CA_CERTS=/usr/lib/ca_intermediate_root_bundle.pem WORKDIR /data CMD ["/sbin/tini", "node", "/usr/local/bin/download_json.js"]