Update docker.io/postgres Docker tag to v18

clusters/cl01tl/storage/mariadb-operator/Chart.yaml

@@ -0,0 +1,24 @@
+apiVersion: v2
+name: mariadb-operator
+version: 1.0.0
+description: MariaDB Operator
+keywords:
+  - mariadb-operator
+  - database
+  - storage
+  - kubernetes
+home: https://wiki.alexlebens.dev/
+sources:
+  - https://github.com/mariadb-operator/mariadb-operator
+  - https://github.com/mariadb-operator/mariadb-operator/tree/main/deploy/charts/mariadb-operator
+maintainers:
+  - name: alexlebens
+dependencies:
+  - name: mariadb-operator
+    version: 25.10.2
+    repository: https://helm.mariadb.com/mariadb-operator
+  - name: mariadb-operator
+    version: 25.10.2
+    repository: https://helm.mariadb.com/mariadb-operator
+icon: https://mariadb-operator.github.io/mariadb-operator/assets/mariadb_profile.svg
+appVersion: 25.10.2

clusters/cl01tl/storage/mariadb-operator/values.yaml

@@ -0,0 +1,11 @@
+mariadb-operator:
+  ha:
+    enabled: true
+    replicas: 3
+  metrics:
+    enabled: true
+    serviceMonitor:
+      enabled: true
+  pdb:
+    enabled: true
+    maxUnavailable: 1

hosts/ps10rp/gitea/compose.yaml

@@ -19,7 +19,7 @@ services:
             - /dev/net/tun:/dev/net/tun
 
     postgresql:
-        image: docker.io/postgres:17.7-alpine3.21
+        image: docker.io/postgres:18.1-alpine3.21
         container_name: gitea-postgres
         env_file:
             - .env