Feature/docker image optimizations (#4144)

* feat: use standalone build of NextJS and outputFileTracing to reduce image size

* fix: improve download script

* wip: file proxy to sanity

* wip: rewrite headers

* wip: rewrite middlewares

* feat: removed helmet, custom next-server.js

* fix: cleanup todos

* fix: cleanup Dockerfile

* fix: cleanup next config

* fix: copy static folder after build to make it run locally

* fix: merge conflicts

Co-authored-by: VWSCoronaDashboard24 <[email protected]>

Dockerfile

@@ -16,6 +16,7 @@ COPY packages/cli/package.json ./packages/cli/
 COPY packages/cms/package.json ./packages/cms/
 COPY packages/common/package.json ./packages/common/
 COPY packages/icons/package.json ./packages/icons/
+
 RUN apk add --no-cache --virtual \
       build-dependencies \
       python3 \
@@ -67,21 +68,41 @@ ENV NEXT_PUBLIC_PHASE=$ARG_NEXT_PUBLIC_PHASE
 ENV NEXT_PUBLIC_HOT_RELOAD_LOKALIZE=ARG_NEXT_PUBLIC_HOT_RELOAD_LOKALIZE
 ENV API_URL=$ARG_API_URL
 
-# Layer that always gets executed
-FROM builder
-
 # Yarn download uses the API_URL env variable to download the zip with JSONs from the provided URL.
 RUN yarn download \
 && yarn workspace @corona-dashboard/cli validate-json-all \
 && yarn workspace @corona-dashboard/cli validate-last-values --fail-early \
 && yarn workspace @corona-dashboard/cms lokalize:import --dataset=$NEXT_PUBLIC_SANITY_DATASET \
-&& yarn workspace @corona-dashboard/app build \
-&& mkdir -p /app/packages/app/public/images/choropleth \
-&& addgroup -g 1001 -S nodejs \
-&& adduser -S nextjs -u 1001 \
-&& chown -R nextjs:nodejs /app/packages/app/.next \
-&& chown -R nextjs:nodejs /app/packages/app/public/images/choropleth
+&& yarn workspace @corona-dashboard/app build
+
+FROM node:lts-alpine as runner
+
+# Required runtime dependencies for `canvas.node` - generating choropleths as image
+RUN apk add --no-cache \
+      cairo \
+      jpeg \
+      pango \
+      musl \
+      giflib \
+      pixman \
+      pangomm \
+      libjpeg-turbo \
+      freetype
+
+RUN addgroup -g 1001 -S nodejs \
+&& adduser -S nextjs -u 1001
+
+COPY --from=builder --chown=nextjs:nodejs /app/packages/app/.next/standalone /app/.next/standalone
+COPY --from=builder --chown=nextjs:nodejs /app/packages/app/.next/static /app/.next/standalone/packages/app/.next/static
+COPY --from=builder /app/packages/app/next.config.js /app/.next/standalone/packages/app
+
+RUN mkdir -p /app/.next/standalone/packages/app/public/images/choropleth
+RUN chown -R nextjs:nodejs /app/.next/standalone/packages/app/public/images/choropleth
+
+WORKDIR /app/.next/standalone/packages/app
 
 USER nextjs
 
-CMD ["yarn", "start"]
+ENV PORT=8080
+
+CMD ["node", "server.js"]