feat(docker): create configs for dockerized setup (#44753)

docker/web/Dockerfile

@@ -0,0 +1,28 @@
+FROM node:16-buster AS builder
+# Install doppler CLI
+RUN (curl -Ls --tlsv1.2 --proto "=https" --retry 3 https://cli.doppler.com/install.sh) | sh -s -- --verify-signature
+# node images create a non-root user that we can use
+USER node
+WORKDIR /home/node/build
+COPY --chown=node:node . .
+# Pass `DOPPLER_TOKEN` at build time to create an encrypted snapshot for high-availability
+ARG DOPPLER_TOKEN
+RUN \
+  doppler secrets download doppler.encrypted.json &&\
+  # Install and donot ignore the scripts for sharp
+  npm ci --no-progress --ignore-scripts=false &&\
+  doppler run --fallback=doppler.encrypted.json --command="npm run create:config" &&\
+  doppler run --fallback=doppler.encrypted.json --command="npm run build:curriculum" &&\
+  doppler run --fallback=doppler.encrypted.json --command="npm run build:client"
+
+# Use a lightweight image for the serving the files
+FROM node:16-alpine
+RUN npm i -g serve@13
+
+USER node
+WORKDIR /home/node
+COPY --from=builder /home/node/build/client/public/ client/public
+COPY --from=builder /home/node/build/docker/web/serve.json client/serve.json
+
+EXPOSE 8000
+CMD ["serve", "--config", "client/serve.json", "--cors", "--no-clipboard", "--no-port-switching", "-p", "8000", "client/public"]