⬆️ Update pre-commit and GitHub actions

Author: veit

.github/workflows/ci.yml

@@ -9,9 +9,9 @@ jobs:
   pre-commit:
     runs-on: ubuntu-latest
     steps:
-    - uses: actions/checkout@v5
+    - uses: actions/checkout@v6
     - uses: actions/setup-python@v6
-    - uses: actions/cache@v4
+    - uses: actions/cache@v5
       with:
         path: ~/.cache/pre-commit
         key: pre-commit|${{ env.pythonLocation }}|${{ hashFiles('.pre-commit-config.yaml') }}
@@ -21,7 +21,7 @@ jobs:
     name: Build docs and check links
     runs-on: ubuntu-latest
     steps:
-    - uses: actions/checkout@v5
+    - uses: actions/checkout@v6
     - uses: pandoc/actions/setup@v1
     - uses: actions/setup-python@v6
       with:

.github/workflows/pages.yml

@@ -29,7 +29,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
       - name: Install packages
         run: sudo apt install plantuml
       - name: Setup pandoc

.pre-commit-config.yaml

@@ -35,7 +35,7 @@ repos:
       entry: isort --profile=black
       name: isort (python)
   - repo: https://github.com/psf/black-pre-commit-mirror
-    rev: 25.11.0
+    rev: 25.12.0
     hooks:
     - id: black
   - repo: https://github.com/adamchainz/blacken-docs