Update ghcr.io/cloudnative-pg/postgresql Docker tag to v256

.gitea/workflows/lint-test.yaml

@@ -27,11 +27,11 @@ jobs:
       - name: Run chart-testing (list-changed)
         id: list-changed
         run: |
-          changed=$(ct list-changed --target-branch ${{ github.event.repository.default_branch }})
+          changed=$(ct list-changed --target-branch ${{ gitea.event.repository.default_branch }})
           if [[ -n "$changed" ]]; then
-            echo "changed=true" >> "$GITHUB_OUTPUT"
+            echo "changed=true" >> $GITHUB_OUTPUT
           fi
 
       - name: Run chart-testing (lint)
         if: steps.list-changed.outputs.changed == 'true'
-        run: ct lint --target-branch ${{ github.event.repository.default_branch }}
+        run: ct lint --target-branch ${{ gitea.event.repository.default_branch }}

.gitea/workflows/release-to-harbor.yml

@@ -0,0 +1,37 @@
+name: Release Charts
+# https://github.com/thpham/helm-oci-charts-releaser
+
+on:
+  push:
+    branches:
+      - main
+    paths:
+      - 'charts/**'
+
+jobs:
+  release:
+    runs-on: ubuntu-latest
+    permissions:
+      contents: write
+      packages: write
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v3
+        with:
+          fetch-depth: 0
+
+      - name: Configure Git
+        run: |
+          git config user.name "${{ gitea.actor }}"
+          git config user.email "${{ gitea.actor }}@users.noreply.${{ vars.REPOSITORY_HOST }}"
+
+      - name: Run chart-releaser
+        uses: https://github.com/thpham/helm-oci-charts-releaser@v1
+        with:
+          oci_registry: ${{ vars.REGISTRY_HOST }}/v2/helm-charts
+          oci_username: ${{ vars.REGISTRY_USER }}
+          oci_password: ${{ secrets.REGISTRY_SECRET }}
+          gitea_server: ${{ vars.REPOSITORY_HOST }}
+          gitea_token: ${{ secrets.REPOSITORY_TOKEN }}
+          tag_name_pattern: '{chartName}-chart'
+          skip_existing: true

charts/postgres-cluster/values.yaml

@@ -20,7 +20,7 @@ cluster:
   # -- Default image
   image:
     repository: ghcr.io/cloudnative-pg/postgresql
-    tag: "17.4-3-bullseye"
+    tag: "sha256-fe18e4721366d1139fa1ec6f974a658a7f290f77dc51addc8d2f59bd9098d2df.sig"
     pullPolicy: IfNotPresent
 
   # -- The UID and GID of the postgres user inside the image