Microservice Docker image tests and enhancements using "Dockerfile" for CI&CD #14301
Description
We are now generating a new image based on application name and all the caching is stored in this image. All the other images are built using this base image.
Resolves #13715
Checklist
- I fully tested it as developer / designer and created unit / integration tests
- I've assigned reviewer, related labels and set a milestone for this PR