Updated the API, added the metadata service

swagger/api-authentication.yaml

...pi-authentication/swagger_client/api/user_endpoint_api.py

...api-authentication/swagger_client/models/container_dto.py

.../api-authentication/swagger_client/models/database_dto.py

...pi-authentication/swagger_client/models/user_brief_dto.py

swagger/api-authentication/swagger_client/models/user_dto.py

swagger/api-container.yaml

...pi-container/swagger_client/models/container_brief_dto.py

swagger/api-container/swagger_client/models/container_dto.py

swagger/api-container/swagger_client/models/database_dto.py

...ger/api-container/swagger_client/models/user_brief_dto.py

swagger/api-container/swagger_client/models/user_dto.py

swagger/api-database.yaml

swagger/api-database/README.md

swagger/api-database/swagger_client/__init__.py

...ase/swagger_client/api/container_database_endpoint_api.py

swagger/api-database/swagger_client/models/__init__.py

...api-database/swagger_client/models/container_brief_dto.py

swagger/api-database/swagger_client/models/container_dto.py

...api-database/swagger_client/models/database_create_dto.py