Merge pull request #1608 from ChristianLempa/renovate/grafana-monorepo

chore(deps): update docker.io/grafana/grafana-oss docker tag to v12.3.1

library/compose/grafana/compose.yaml.j2

@@ -1,6 +1,6 @@
 services:
   {{ service_name }}:
-    image: docker.io/grafana/grafana-oss:12.1.1
+    image: docker.io/grafana/grafana-oss:12.3.1
     restart: {{ restart_policy }}
     {% if database_type != 'sqlite' or authentik_enabled %}
     environment:

library/compose/grafana/template.yaml

@@ -18,9 +18,9 @@ metadata:
     Username: admin
     Password: admin
     ```
-  version: 12.1.1
+  version: 12.3.1
   author: Christian Lempa
-  date: '2025-09-28'
+  date: '2025-12-16'
   tags:
     - traefik
     - authentik