Update docker.io/postgres Docker tag to v18

.gitea/workflows/lint-test-docker.yaml

@@ -78,7 +78,7 @@ jobs:
             echo "$GIT_DIFF"
 
             for path in $GIT_DIFF; do
-              if [[ echo "$path" | grep -q -E "hosts/[^/]+/[^/]+" ]]; then
+              if echo "$path" | grep -q -E "hosts/[^/]+/[^/]+"; then
                 echo ""
                 echo ">> Adding path: $path"
                 CHANGED_COMPOSE+=$(echo "$path")

.gitea/workflows/lint-test-helm.yaml

@@ -80,7 +80,7 @@ jobs:
             echo "$GIT_DIFF"
 
             for path in $GIT_DIFF; do
-              if [ echo "$path" | grep -q -E "clusters/[^/]+/helm/[^/]+" ]; then
+              if echo "$path" | grep -q -E "clusters/[^/]+/helm/[^/]+"; then
                 echo ""
                 echo ">> Adding path: $path"
                 CHANGED_CHARTS+=$(echo "$path" | awk -F '/' '{print $4}')

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