Update README to reflect daily auto-update of PyMOL scripts submodule; upgrade GitHub Actions to latest versions for CI workflows.

Author: FridrichMethod

.github/workflows/ci.yml

@@ -9,8 +9,8 @@ jobs:
   pre-commit:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
-      - uses: actions/setup-python@v5
+      - uses: actions/checkout@v6
+      - uses: actions/setup-python@v6
         with:
           python-version: "3.12"
       - uses: pre-commit/action@v3.0.1

.github/workflows/update-pymolscripts-submodule.yml

@@ -0,0 +1,37 @@
+name: update PyMOLScripts submodule
+
+on:
+  schedule:
+    # Run daily at 04:00 UTC
+    - cron: "0 4 * * *"
+  workflow_dispatch:
+
+permissions:
+  contents: write
+
+jobs:
+  update-submodule:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v6
+        with:
+          token: ${{ secrets.GITHUB_TOKEN }}
+          submodules: true
+          fetch-depth: 0
+
+      - name: Update PyMOLScripts submodule to latest
+        run: |
+          git submodule update --remote --merge common/pymol/PyMOLScripts
+
+      - name: Check for changes and push
+        run: |
+          if git diff --quiet common/pymol/PyMOLScripts; then
+            echo "Submodule already up to date, nothing to commit."
+            exit 0
+          fi
+          git config user.name "github-actions[bot]"
+          git config user.email "github-actions[bot]@users.noreply.github.com"
+          git add common/pymol/PyMOLScripts
+          git commit -m "chore(deps): update PyMOLScripts submodule to latest"
+          git push

README.md

@@ -24,7 +24,7 @@ dotfiles/
 - Kitty + WezTerm
 - Vim, Conda
 - Aria2
-- PyMOL scripts (submodule)
+- PyMOL scripts (submodule; auto-updated daily by [Actions](.github/workflows/update-pymolscripts-submodule.yml))
 - Windows WSL config (`win/wsl/.wslconfig`)
 
 ## Usage