Extendible Platform micro-services

[GHkrishna]

Make platform services extendible when starting microservices.

• [x] POC
  • [x] Extend a service (connection service)
  • [x] Test with extension application and demo
• [ ] Service packaging and extensible
  • [ ] Packaging
  • [ ] Import alignment with updated approach
  • [ ] Injecting:
    • [x] Services,
    • [x] Controller,
    • [x] Repository
    • [ ] ~~Decorators~~ (Deprioritized for now)
• [ ] Libraries packaging
• [ ] Developer testing
  • [ ] With wrapper application
  • [ ] Standalone application

Low priority:

• [ ] Custom CREDEBL decorator (in package) - low priority
• [ ] Database extension