chore(ci): cleanup actions and add dependabot

Author: hairmare

.github/dependabot.yml

@@ -1,5 +1,12 @@
 version: 2
 updates:
+- package-ecosystem: "github-actions"
+  directory: "/"
+  schedule:
+    interval: weekly
+    day: friday
+    time: "12:00"
+    timezone: "Europe/Zurich"
 - package-ecosystem: pip
   directory: "/"
   schedule:

.github/workflows/ghcr.yml

@@ -27,7 +27,7 @@ jobs:
       contents: read
 
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v4
 
       - name: Build image
         run: docker build . --file Dockerfile --tag $IMAGE_NAME --label "runnumber=${GITHUB_RUN_ID}"

.github/workflows/pypi.yml

@@ -9,7 +9,7 @@ jobs:
 
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v4
       - name: Setup Python
         uses: actions/setup-python@v1
         with:

.github/workflows/tests.yml

@@ -8,7 +8,7 @@ jobs:
   tests:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v4
       - name: Set UID
         run: echo "UID=$(id --user)" > .env
       - name: Build the containers
@@ -20,11 +20,11 @@ jobs:
   commit-lint:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v1
+      - uses: actions/checkout@v4
       - name: Setup Python
-        uses: actions/setup-python@v1
+        uses: actions/setup-python@v5
         with:
-          python-version: '3.8'
+          python-version: '3.12'
       - name: Install gitlint
         run: pip install gitlint
       - name: Run gitlint