message: changed node version to 12
diff: # stage1 as builder
  -FROM node:14-alpine as builder
  +FROM node:12-alpine as builder
  WORKDIR /frontend
  @@ -14,7 +14,7 @@ COPY . .
  # Build the project and copy the files
  RUN yarn build
  -FROM nginx:1.15-alpine
  +FROM nginx:1.12-alpine
  #!/bin/sh
  