* API: Fix snapshot responses (#52998)
* API: Fix response status when snapshots are not found
* API: Fix response status when snapshot key is empty
* Apply suggestions from code review
(cherry picked from commit 5fec6cc4f5)
* API: Using go-swagger for extracting OpenAPI specification from source code
* Merge Grafana Alerting spec
* Include enterprise endpoints (if enabled)
* Serve SwaggerUI under feature flag
* Fix building dev docker images
* Configure swaggerUI
* Add missing json tags
Co-authored-by: Ying WANG <ying.wang@grafana.com>
Co-authored-by: Marcus Efraimsson <marcus.efraimsson@gmail.com>