chore(deps): update alpine/helm docker tag to v4

.gitea/workflows/release-version.yml

@@ -21,7 +21,7 @@ jobs:
       - name: Install helm
         env:
           # renovate: datasource=docker depName=alpine/helm
-          HELM_VERSION: "3.20.2"
+          HELM_VERSION: "4.1.4"
         run: |
           curl --fail --location --output /dev/stdout --silent --show-error https://get.helm.sh/helm-v${HELM_VERSION}-linux-$(dpkg --print-architecture).tar.gz | tar --extract --gzip --file /dev/stdin
           mv linux-$(dpkg --print-architecture)/helm /usr/local/bin/

.gitea/workflows/test-pr.yml

@@ -15,7 +15,7 @@ env:
 jobs:
   check-and-test:
     runs-on: ubuntu-latest
-    container: alpine/helm:3.20.2
+    container: alpine/helm:4.1.4
     steps:
       - name: install tools
         run: |

Chart.lock

@@ -1,7 +1,7 @@
 dependencies:
 - name: postgresql
   repository: oci://registry-1.docker.io/bitnamicharts
-  version: 18.6.2
+  version: 16.7.27
 - name: postgresql-ha
   repository: oci://registry-1.docker.io/bitnamicharts
   version: 16.3.2
@@ -11,5 +11,5 @@ dependencies:
 - name: valkey
   repository: oci://registry-1.docker.io/bitnamicharts
   version: 3.0.31
-digest: sha256:d71859364cafadb6426c4eb2396db68d713962e5699e6d79de1845a9dce4d77d
-generated: "2026-04-30T03:24:16.15520947Z"
+digest: sha256:ceb6a1890cfdc2627abb85d3e2a4baa64d30afd21dcfabce978a824a67f0a2bb
+generated: "2025-08-30T00:03:04.59764502Z"

Chart.yaml

@@ -4,7 +4,7 @@ description: Gitea Helm chart for Kubernetes
 type: application
 version: 0.0.0
 # renovate datasource=github-releases depName=go-gitea/gitea extractVersion=^v(?<version>.*)$
-appVersion: 1.26.1
+appVersion: 1.25.5
 icon: https://gitea.com/assets/img/logo.svg
 
 annotations:
@@ -43,7 +43,7 @@ dependencies:
   # https://github.com/bitnami/charts/blob/main/bitnami/postgresql
   - name: postgresql
     repository: oci://registry-1.docker.io/bitnamicharts
-    version: 18.6.2
+    version: 16.7.27
     condition: postgresql.enabled
   # https://github.com/bitnami/charts/blob/main/bitnami/postgresql-ha/Chart.yaml
   - name: postgresql-ha