Tagged 0.52.0 to fix docker build action
- [CHANGES] Notification handling improvements #348
- [CHANGES] Use ManifestStaticFilesStorage for cache busting #356
- [DOCUMENTATION] add databse migration command in README.md #358
- [IMPROVEMENT] Change history dropdown #364
- [IMPROVEMENT] Fix Codespell errors #362
- [IMPROVEMENT] Show datasource load with colors #359
- [IMPROVEMENT] Update scrape to mimic Prometheus headers #357