Update grafana to v12.3.0 (#4090)

grafana/docker-compose.yml

@@ -9,7 +9,7 @@ services:
       PROXY_AUTH_WHITELIST: "/api/*"
       
   web:
-    image: grafana/grafana:12.2.1@sha256:35c41e0fd0295f5d0ee5db7e780cf33506abfaf47686196f825364889dee878b
+    image: grafana/grafana:12.3.0@sha256:70d9599b186ce287be0d2c5ba9a78acb2e86c1a68c9c41449454d0fc3eeb84e8
     user: 1000:1000
     restart: on-failure
     volumes:

grafana/umbrel-app.yml

@@ -3,7 +3,7 @@ id: grafana
 name: Grafana
 tagline: The open-source platform for monitoring and observability
 category: networking
-version: "12.2.1"
+version: "12.3.0"
 port: 3030
 description: >-
   Grafana allows you to query, visualize, alert on and understand your metrics no matter where they are stored. Create, explore, and share dashboards with your team and foster a data-driven culture:
@@ -36,14 +36,21 @@ gallery:
   - 2.jpg
   - 3.jpg
 releaseNotes: >-
-  This release includes important bug fixes and enhancements:
-    - Fixed redirection after login when Grafana is served from subpath
-    - Fixed missing keyboard shortcut for crosshair toggle
-    - Fixed render user OAuth passthrough
-    - Fixed LDAP authentication URL to propagate username context
-    - Fixed plugin dependencies not inheriting parent URL for preinstall
-    - Fixed FlameGraph total counting for recursive function calls
-    - Fixed Table component issues with Safari 26
+  This release includes new features and improvements:
+    - Added new "Switch" variable type for dashboards
+    - Improved alerting with better error messages and position-based matching
+    - Enhanced CloudWatch Logs with support for Log Anomalies query type
+    - Added fields selector component for Logs visualization
+    - Improved Table component with better formatting options for Pill and JSON cells
+    - Added MapLibre style base layer for Geomap
+    - Enhanced time comparison features with automatic show/hide menu
+    - Improved folder picker with parent folder display when searching
+    - Added support for custom time units on x-axis in TimeSeries
+    - Fixed annotation loading issues in repeated rows
+    - Fixed dashboard permissions for anonymous users with editor permissions
+    - Fixed folder moving to root folder
+    - Fixed starred state not being updated properly
+    - Fixed various alerting issues including contact point settings and notification policies
 
 
   Full release notes are available at https://github.com/grafana/grafana/releases