message: fix(dockerfile): add viewer to the docker build process
  Docker build failed with the current setup because of missing viewer dependecies.
  fix
diff: @@ -2,13 +2,20 @@ FROM node:12.20.1-alpine3.12@sha256:42998ae4420998ff3255fc2d6884e882bd32f06d45b0
  # Having multiple steps in builder doesn't increase the final image size
  # So having verbose steps for readability and caching should be the target
  -WORKDIR /opt
  +WORKDIR /opt/viewer
  +COPY packages/viewer/package*.json ./
  +RUN npm install
  +COPY packages/viewer .
  +RUN npm run build
  +WORKDIR /opt/frontend
  # Copy package defs first they are the least likely to change
  # Keeping this order will least likely trigger full rebuild
  -COPY packages/frontend/package*.json frontend/
  -RUN npm --prefix frontend ci frontend
  +COPY packages/frontend/package*.json ./
  +RUN npm install ../viewer
  +RUN npm ci
  +WORKDIR /opt
  COPY packages/server/package*.json server/
  ENV NODE_ENV production
  RUN npm --prefix server ci server
  