* refactor template service to contstruct notification template in one place, get provenance before creating and calculate resource version after.
* refactor get by UID and name
* introduce template kind in NotificationTemplate
* introduce includeImported flag and use in the k8s api
* support imported templates
* add kind to template uid
* tests for imported templates
* update API model
* set kind to default templates
* migrate to new manifest format
* rename app to alerting.notifications to not conflict with rules
* disable custom field selectors as they are not supported in appinstaller
* Remove POST config for Grafana Alertmanager
* Delete auth + test for removed path
* Alerting: Remove check for `alertingApiServer` toggle in UI (#103805)
* Remove check for alertingApiServer in UI
* Update tests to no longer care about alertingApiServer
* Add contact points handlers now that we use alertingApiServer all the time
* Fix test broken from removing camelCase for UIDs
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Co-authored-by: Tom Ratcliffe <tom.ratcliffe@grafana.com>
* Zanzana: Remove usage from legacy access control
* remove unused
* remove zanzana client from services where it's not used
* remove unused metrics
* fix linter
* Alerting: PoC - default template in k8s templategroup API
* Move code to grafana/alerting
* Move validation to admission validation abstraction
* Testing
* Linting
* Workspace update
* Update grafana/alerting hash to the merged commit
* More user-friendly name and remove need for CREATE/UPDATE validation
Use __default__ for k8s object name and UID so that we don't need to restrict
CREATE/UPDATE for similarly named user-owned templates.
* create notifications module and generate models
* switch template group to app models
* switch time intervals to use app models
* switch receiver to use app models
* switch routing tree to use app models
* move schema registration to resource packages
* fix package names to match app
* fix codeowners
* fix UI to use metadata.name instead of uid
* update dockerfile
* move generated models to pkg
* remove provenance from field selector
* move client factories to test files
* rename GenericClient to TypedClient