* Add teamHeaders for datasource proxy requests
* adds validation for the teamHeaders
* added tests for applying teamHeaders
* remove previous implementation
* validation for header values being set to authproxy
* removed unnecessary checks
* newline
* Add middleware for injecting headers on the data source backend
* renamed feature toggle
* Get user teams from context
* Fix feature toggle name
* added test for validation of the auth headers and fixed evaluation to cover headers
* renaming of teamHeaders to teamHTTPHeaders
* use of header set for non-existing header and add for existing headers
* moves types into datasources
* fixed unchecked errors
* Refactor
* Add tests for data model
* Update pkg/api/datasources.go
Co-authored-by: Victor Cinaglia <victor@grafana.com>
* Update pkg/api/datasources.go
Co-authored-by: Victor Cinaglia <victor@grafana.com>
---------
Co-authored-by: Alexander Zobnin <alexanderzobnin@gmail.com>
Co-authored-by: Victor Cinaglia <victor@grafana.com>
