diff --git a/.github/actions/build-push/action.yml b/.github/actions/build-push/action.yml
index 1abd0d6..2021c08 100644
--- a/.github/actions/build-push/action.yml
+++ b/.github/actions/build-push/action.yml
@@ -43,7 +43,7 @@ runs:
       run: rm -rf "/run/host/usr/local/lib/android"
 
     - name: "Build container image"
-      uses: redhat-actions/buildah-build@v2
+      uses: redhat-actions/buildah-build@7a95fa7ee0f02d552a32753e7414641a04307056 # v2
       with:
         context: ${{ inputs.name }}
         image: ${{ inputs.name }}
@@ -56,7 +56,7 @@ runs:
           --volume /__w/containerfiles/containerfiles:/run/src
 
     - name: "Push to Container Registry"
-      uses: redhat-actions/push-to-registry@v2
+      uses: redhat-actions/push-to-registry@5ed88d269cf581ea9ef6dd6806d01562096bee9c # v2
       id: "push"
       if: (github.event_name == 'push' || github.event_name == 'schedule') && github.ref == 'refs/heads/main'
       with:
@@ -70,7 +70,7 @@ runs:
           --compression-level=19
 
     - name: "Login to Container Registry"
-      uses: redhat-actions/podman-login@v1
+      uses: redhat-actions/podman-login@4934294ad0449894bcd1e9f191899d7292469603 # v1
       if: (github.event_name == 'push' || github.event_name == 'schedule') && github.ref == 'refs/heads/main'
       with:
         username: ${{ inputs.username }}
@@ -79,14 +79,17 @@ runs:
         auth_file_path: "/tmp/auth.json"
 
     - name: "Install cosign"
-      uses: sigstore/cosign-installer@v3.10.0
+      uses: sigstore/cosign-installer@d7543c93d881b35a8faa02e8e3605f69b7a1ce62 # v3.10.0
       if: (github.event_name == 'push' || github.event_name == 'schedule') && github.ref == 'refs/heads/main'
 
     - name: "Sign container image"
       if: (github.event_name == 'push' || github.event_name == 'schedule') && github.ref == 'refs/heads/main'
       shell: "bash"
       run: |
-        cosign sign -y --key env://COSIGN_PRIVATE_KEY ${{ inputs.registry }}/${{ inputs.name }}@${{ steps.push.outputs.digest }}
+        cosign sign -y --key env://COSIGN_PRIVATE_KEY "${REGISTRY}/${NAME}@${DIGEST}"
       env:
         COSIGN_EXPERIMENTAL: false
         COSIGN_PRIVATE_KEY: ${{ inputs.cosign-private-key }}
+        REGISTRY: ${{ inputs.registry }}
+        NAME: ${{ inputs.name }}
+        DIGEST: ${{ steps.push.outputs.digest }}
diff --git a/.github/dependabot.yml b/.github/dependabot.yml
index 5ace460..bc1d356 100644
--- a/.github/dependabot.yml
+++ b/.github/dependabot.yml
@@ -4,3 +4,7 @@ updates:
     directory: "/"
     schedule:
       interval: "weekly"
+    cooldown:
+      default-days: 7
+    commit-message:
+      prefix: "ci"
diff --git a/.github/workflows/nginx.yml b/.github/workflows/nginx.yml
index 65325c0..38c4131 100644
--- a/.github/workflows/nginx.yml
+++ b/.github/workflows/nginx.yml
@@ -34,11 +34,13 @@ jobs:
   build-push-image:
     runs-on: "ubuntu-24.04"
     container:
-      image: "quay.io/travier/podman-action"
+      image: "quay.io/travier/podman-action" # zizmor: ignore[unpinned-images]
       options: "--security-opt=label=disable --privileged --user 0:0 --device=/dev/kvm --device=/dev/fuse"
     steps:
       - name: "Checkout repo"
-        uses: actions/checkout@v6
+        uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6
+        with:
+          persist-credentials: false
 
       - name: "Build and push container image"
         uses: ./.github/actions/build-push
diff --git a/.github/workflows/php-fpm-ttrss.yml b/.github/workflows/php-fpm-ttrss.yml
index a833ce0..2304be7 100644
--- a/.github/workflows/php-fpm-ttrss.yml
+++ b/.github/workflows/php-fpm-ttrss.yml
@@ -7,21 +7,21 @@ env:
 on:
   pull_request:
     branches:
-      - main
+      - "main"
     paths:
-      - 'php-fpm-ttrss/**'
-      - '.github/workflows/php-fpm-ttrss.yml'
+      - "php-fpm-ttrss/**"
+      - ".github/workflows/php-fpm-ttrss.yml"
   push:
     branches:
-      - main
+      - "main"
     paths:
-      - 'php-fpm-ttrss/**'
-      - '.github/workflows/php-fpm-ttrss.yml'
+      - "php-fpm-ttrss/**"
+      - ".github/workflows/php-fpm-ttrss.yml"
   schedule:
-    - cron:  '0 0 * * MON'
+    - cron: "0 0 * * MON"
   workflow_dispatch:
 
-permissions: read-all
+permissions: "read-all"
 
 # Prevent multiple workflow runs from racing to ensure that pushes are made
 # sequentialy for the main branch. Also cancel in progress workflow runs for
@@ -32,20 +32,22 @@ concurrency:
 
 jobs:
   build-push-image:
-    runs-on: ubuntu-24.04
+    runs-on: "ubuntu-24.04"
     container:
-      image: quay.io/travier/podman-action
+      image: "quay.io/travier/podman-action" # zizmor: ignore[unpinned-images]
       options: "--security-opt=label=disable --privileged --user 0:0 --device=/dev/kvm --device=/dev/fuse"
     steps:
-      - name: Fixup GitHub homedir
+      - name: "Fixup GitHub homedir"
         run: |
           mkdir -p /github/home/.docker/
 
-      - name: Checkout repo
-        uses: actions/checkout@v6
+      - name: "Checkout repo"
+        uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6
+        with:
+          persist-credentials: false
 
-      - name: Build container image
-        uses: redhat-actions/buildah-build@v2
+      - name: "Build container image"
+        uses: redhat-actions/buildah-build@7a95fa7ee0f02d552a32753e7414641a04307056 # v2
         with:
           context: ${{ env.NAME }}
           image: ${{ env.NAME }}
@@ -54,8 +56,8 @@ jobs:
           layers: false
           oci: true
 
-      - name: Push to Container Registry
-        uses: redhat-actions/push-to-registry@v2
+      - name: "Push to Container Registry"
+        uses: redhat-actions/push-to-registry@5ed88d269cf581ea9ef6dd6806d01562096bee9c # v2
         id: push
         if: (github.event_name == 'push' || github.event_name == 'schedule') && github.ref == 'refs/heads/main'
         with:
@@ -68,8 +70,8 @@ jobs:
             --compression-format=zstd:chunked
             --compression-level=19
 
-      - name: Login to Container Registry
-        uses: redhat-actions/podman-login@v1
+      - name: "Login to Container Registry"
+        uses: redhat-actions/podman-login@4934294ad0449894bcd1e9f191899d7292469603 # v1
         if: (github.event_name == 'push' || github.event_name == 'schedule') && github.ref == 'refs/heads/main'
         with:
           registry: ${{ env.REGISTRY }}
@@ -77,10 +79,10 @@ jobs:
           password: ${{ secrets.BOT_SECRET }}
           auth_file_path: /tmp/auth.json
 
-      - uses: sigstore/cosign-installer@v3.10.0
+      - uses: sigstore/cosign-installer@d7543c93d881b35a8faa02e8e3605f69b7a1ce62 # v3.10.0
         if: (github.event_name == 'push' || github.event_name == 'schedule') && github.ref == 'refs/heads/main'
 
-      - name: Sign container image
+      - name: "Sign container image"
         if: (github.event_name == 'push' || github.event_name == 'schedule') && github.ref == 'refs/heads/main'
         run: |
           cosign sign -y --key env://COSIGN_PRIVATE_KEY ${{ env.REGISTRY }}/${{ env.NAME }}@${{ steps.push.outputs.digest }}
diff --git a/.github/workflows/toolbox-cloud-cli.yml b/.github/workflows/toolbox-cloud-cli.yml
index 1952a06..771d5b9 100644
--- a/.github/workflows/toolbox-cloud-cli.yml
+++ b/.github/workflows/toolbox-cloud-cli.yml
@@ -32,11 +32,13 @@ jobs:
   build-push-image:
     runs-on: "ubuntu-24.04"
     container:
-      image: "quay.io/travier/podman-action"
+      image: "quay.io/travier/podman-action" # zizmor: ignore[unpinned-images]
       options: "--security-opt=label=disable --privileged --user 0:0 --device=/dev/kvm --device=/dev/fuse --volume /:/run/host:rw"
     steps:
       - name: "Checkout repo"
-        uses: actions/checkout@v6
+        uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6
+        with:
+          persist-credentials: false
 
       - name: "Build and push container image"
         uses: ./.github/actions/build-push
diff --git a/.github/workflows/toolbox-kdedev.yml b/.github/workflows/toolbox-kdedev.yml
index 5ea967c..93497e5 100644
--- a/.github/workflows/toolbox-kdedev.yml
+++ b/.github/workflows/toolbox-kdedev.yml
@@ -34,11 +34,13 @@ jobs:
   build-push-image:
     runs-on: "ubuntu-24.04"
     container:
-      image: "quay.io/travier/podman-action"
+      image: "quay.io/travier/podman-action" # zizmor: ignore[unpinned-images]
       options: "--security-opt=label=disable --privileged --user 0:0 --device=/dev/kvm --device=/dev/fuse --volume /:/run/host:rw"
     steps:
       - name: "Checkout repo"
-        uses: actions/checkout@v6
+        uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6
+        with:
+          persist-credentials: false
 
       - name: "Build and push container image"
         uses: ./.github/actions/build-push
diff --git a/.github/workflows/toolbox.yml b/.github/workflows/toolbox.yml
index 00e3e15..c14df05 100644
--- a/.github/workflows/toolbox.yml
+++ b/.github/workflows/toolbox.yml
@@ -34,11 +34,13 @@ jobs:
   build-push-image:
     runs-on: "ubuntu-24.04"
     container:
-      image: "quay.io/travier/podman-action"
+      image: "quay.io/travier/podman-action" # zizmor: ignore[unpinned-images]
       options: "--security-opt=label=disable --privileged --user 0:0 --device=/dev/kvm --device=/dev/fuse --volume /:/run/host:rw"
     steps:
       - name: "Checkout repo"
-        uses: actions/checkout@v6
+        uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6
+        with:
+          persist-credentials: false
 
       - name: "Build and push container image"
         uses: ./.github/actions/build-push
diff --git a/.github/workflows/unbound.yml b/.github/workflows/unbound.yml
index 8b5bcbb..56a7abf 100644
--- a/.github/workflows/unbound.yml
+++ b/.github/workflows/unbound.yml
@@ -34,11 +34,13 @@ jobs:
   build-push-image:
     runs-on: "ubuntu-24.04"
     container:
-      image: "quay.io/travier/podman-action"
+      image: "quay.io/travier/podman-action" # zizmor: ignore[unpinned-images]
       options: "--security-opt=label=disable --privileged --user 0:0 --device=/dev/kvm --device=/dev/fuse"
     steps:
       - name: "Checkout repo"
-        uses: actions/checkout@v6
+        uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6
+        with:
+          persist-credentials: false
 
       - name: "Build and push container image"
         uses: ./.github/actions/build-push