* Add git auth providers schema
* Pipe git auth providers to the schema
* Add git auth providers to the API
* Add gitauth endpoint to query authenticated state
* Add endpoint to query git state
* Use BroadcastChannel to automatically authenticate with Git
* Add error validation for submitting the create workspace form
* Fix panic on template dry-run
* Add tests for the template version Git auth endpoint
* Show error if no gitauth is configured
* Add gitauth to cliui
* Fix unused method receiver
* Fix linting errors
* Fix dbauthz querier test
* Fix make gen
* Add JavaScript test for git auth
* Fix bad error message
* Fix provisionerd test race
See https://github.com/coder/coder/actions/runs/4277960646/jobs/7447232814
* Fix requested changes
* Add comment to CreateWorkspacePageView
* feat: Validate Git tokens before consuming them
This works the exact same way that the Git credential manager does. It ensures the user token is valid before returning it to the client.
It's been manually tested on GitHub, GitLab, and BitBucket.
* Fix requested changes
