diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 18da789..8092232 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -39,7 +39,7 @@ jobs:
     name: Lint & Typecheck
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v6
+      - uses: actions/checkout@v7
         with: { fetch-depth: 0 }
 
       # Node 22 first; corepack provides pnpm pinned to packageManager.
@@ -100,7 +100,7 @@ jobs:
       DATABASE_URL: mysql://mskanban:cipass@127.0.0.1:3306/mskanban_test
       REDIS_URL: redis://127.0.0.1:6379
     steps:
-      - uses: actions/checkout@v6
+      - uses: actions/checkout@v7
       # Node 22 first — its bundled corepack reads the `packageManager`
       # field in package.json and downloads exactly that pnpm version
       # on first use. We deliberately do NOT use pnpm/action-setup
@@ -173,7 +173,7 @@ jobs:
       # enable it so the test can create its throwaway account.
       FEATURE_PUBLIC_REGISTRATION: "true"
     steps:
-      - uses: actions/checkout@v6
+      - uses: actions/checkout@v7
       # Node 22 first — its bundled corepack reads the `packageManager`
       # field in package.json and downloads exactly that pnpm version
       # on first use. We deliberately do NOT use pnpm/action-setup
@@ -223,7 +223,7 @@ jobs:
       DATABASE_URL: mysql://placeholder:placeholder@127.0.0.1:3306/placeholder
       REDIS_URL: redis://127.0.0.1:6379
     steps:
-      - uses: actions/checkout@v6
+      - uses: actions/checkout@v7
       # Node 22 first — its bundled corepack reads the `packageManager`
       # field in package.json and downloads exactly that pnpm version
       # on first use. We deliberately do NOT use pnpm/action-setup
@@ -253,7 +253,7 @@ jobs:
     name: pnpm audit
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v6
+      - uses: actions/checkout@v7
       # Node 22 first — its bundled corepack reads the `packageManager`
       # field in package.json and downloads exactly that pnpm version
       # on first use. We deliberately do NOT use pnpm/action-setup
@@ -284,7 +284,7 @@ jobs:
     runs-on: ubuntu-latest
     if: github.event_name == 'pull_request'
     steps:
-      - uses: actions/checkout@v6
+      - uses: actions/checkout@v7
         with: { fetch-depth: 0 }
       - name: Verify Signed-off-by on each commit
         run: |
diff --git a/.github/workflows/codeql.yml b/.github/workflows/codeql.yml
index b2cc7b6..b533cc1 100644
--- a/.github/workflows/codeql.yml
+++ b/.github/workflows/codeql.yml
@@ -23,7 +23,7 @@ jobs:
       matrix:
         language: [javascript-typescript]
     steps:
-      - uses: actions/checkout@v6
+      - uses: actions/checkout@v7
       - uses: github/codeql-action/init@v4
         with:
           languages: ${{ matrix.language }}
diff --git a/.github/workflows/deploy.yml b/.github/workflows/deploy.yml
index cc52dc4..f085dbf 100644
--- a/.github/workflows/deploy.yml
+++ b/.github/workflows/deploy.yml
@@ -53,7 +53,7 @@ jobs:
       url: https://mskanban.msk-scripts.de/
     steps:
       - name: Checkout (for the workflow code only)
-        uses: actions/checkout@v6
+        uses: actions/checkout@v7
 
       - name: Load action key into SSH agent
         uses: webfactory/ssh-agent@v0.10.0
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index 3b79690..aea4442 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -35,7 +35,7 @@ jobs:
     name: Build & push container image
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v6
+      - uses: actions/checkout@v7
         with: { fetch-depth: 0 }
 
       - uses: docker/setup-qemu-action@v4
@@ -141,7 +141,7 @@ jobs:
     name: SBOM (CycloneDX + SPDX)
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v6
+      - uses: actions/checkout@v7
         with: { fetch-depth: 0 }
 
       # Syft natively reads `pnpm-lock.yaml` — npm-centric tools like
@@ -175,7 +175,7 @@ jobs:
     runs-on: ubuntu-latest
     needs: [docker, sbom]
     steps:
-      - uses: actions/checkout@v6
+      - uses: actions/checkout@v7
         with: { fetch-depth: 0 }
 
       - uses: actions/download-artifact@v8
diff --git a/.github/workflows/update-sponsors.yml b/.github/workflows/update-sponsors.yml
index f623270..609c253 100644
--- a/.github/workflows/update-sponsors.yml
+++ b/.github/workflows/update-sponsors.yml
@@ -13,7 +13,7 @@ jobs:
 
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v6
+        uses: actions/checkout@v7
         # Default GITHUB_TOKEN reicht für Checkout + Push (siehe `permissions: contents: write` oben).
         # SPONSORS_TOKEN ist ein User-PAT und nur für die Sponsors-GraphQL-API gedacht
         # (read:user-Scope). Mit ihm als checkout-Token scheiterte `git fetch` mit