docs: update CHANGELOG with 02.01.25 health endpoint release [skip ci]

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

CHANGELOG.md

@@ -28,10 +28,29 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 ## [Unreleased]
 
 ### Planned
-- Heartbeat telemetry to WaaS dashboard (#54)
 - License/subscription check
 - System email template branding (DB approach)
 
+## [02.01.25] - 2026-05-21
+
+### Added
+- Health check endpoint at `/?mokowaas=health` with token authentication (#54)
+- Database connectivity and latency check
+- Filesystem writability and disk space check
+- Cache status and extension count checks
+- Auto-generated API token (separate from Joomla user tokens)
+- Grafana auto-provisioning: Infinity datasource + shared dashboard
+- Grafana plugin install via API (replaces deprecated CLI)
+- Dashboard with endpoint dropdown for multi-site monitoring
+- Provisioning on plugin install/update via script.php postflight
+- Deprovisioning on disable (datasource cleanup)
+- Plugin config fields: enable_health_endpoint, health_api_token, grafana_url, grafana_api_key
+
+### Changed
+- Migrated .gitea/ to .mokogitea/ directory standard
+- Updated all workflow references from MokoStandards to moko-platform
+- Version bumped to 02.01.25
+
 ## [02.01.08] - 2026-04-07
 
 ### Added