feat: Enhance Media Channel and TAPI functionalities

- Added new routes and resources for Media Channel service in NBI.
- Implemented MediaChannelService for handling POST and DELETE requests.
- Introduced TAPI context and connectivity service endpoints.
- Updated protobuf definitions for media channel and TAPI LSP.
- Modified deployment scripts to enable database dropping and table management.
- Enhanced logging and error handling across various components.
- Added tests for Media Channel service to validate API functionality.
- Updated web UI to reflect changes in the TeraFlowSDN Controller.