chore(deps): pin dependencies

Author: renovate[bot]

.github/workflows/release.yaml

@@ -9,15 +9,15 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@08eba0b27e820071cde6df949e0beb9ba4906955 # v4
         with:
           fetch-depth: 0
       - name: Configure Git
         run: |
           git config user.name "$GITHUB_ACTOR"
           git config user.email "[email protected]"
       - name: Run chart-releaser
-        uses: helm/[email protected]
+        uses: helm/chart-releaser-action@cae68fefc6b5f367a0275617c9f83181ba54714f # v1.7.0
         env:
           CR_TOKEN: ${{ secrets.GITHUB_TOKEN }}
         with:

.github/workflows/renovate.yaml

@@ -7,9 +7,9 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Setup Node.js
-        uses: actions/setup-node@v4
+        uses: actions/setup-node@49933ea5288caeca8642d1e84afbd3f7d6820020 # v4
         with:
           node-version: 22
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@08eba0b27e820071cde6df949e0beb9ba4906955 # v4
       - name: Run renovate-config-validator
         run: npx --yes --package renovate -- renovate-config-validator

.github/workflows/test.yaml

@@ -7,17 +7,17 @@ jobs:
   test:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@08eba0b27e820071cde6df949e0beb9ba4906955 # v4
         with:
           fetch-depth: 0
       - uses: azure/setup-helm@1a275c3b69536ee54be43f2070a358922e12c8d4 # v4.3.1
         with:
           version: v3.17.0
-      - uses: actions/[email protected]
+      - uses: actions/setup-python@a26af69be951a213d495a4c3e4e4022e16d87065 # v5.6.0
         with:
           python-version: '3.x'
           check-latest: true
-      - uses: helm/[email protected]
+      - uses: helm/chart-testing-action@0d28d3144d3a25ea2cc349d6e59901c4ff469b3b # v2.7.0
       - name: Install chart dependencies
         run: |
           cd "$CHART_PATH"

charts/docker-mailserver/values.yaml

@@ -1069,7 +1069,7 @@ filter:
     image:
       registry: docker.io
       repository: mvance/unbound
-      tag: 1.22.0
+      tag: 1.22.0@sha256:76906da36d1806f3387338f15dcf8b357c51ce6897fb6450d6ce010460927e90
       digest: ''
       pullPolicy: IfNotPresent
       pullSecrets: []
@@ -2121,7 +2121,7 @@ redis:
   image:
     registry: docker.io
     repository: bitnami/redis
-    tag: 7.4.3-debian-12-r0
+    tag: 7.4.3-debian-12-r0@sha256:a25b5d07a14ec13730022c7cd9bab6308d55ccd86b74af7315553c17be884889
     digest: ''
     ## Specify a imagePullPolicy
     ## ref: https://kubernetes.io/docs/concepts/containers/images/#pre-pulled-images