chore: add mdformat for markdown

Sync pre-commit config from deepmd-kit@69eb0c3bb10be0ace823a5240c9fef6d0bb26c08

Changes:
- Add mdformat for markdown formatting
- Add mdformat plugins: myst, ruff, web, config, beautysh, gfm-alerts

Authored by OpenClaw (model: glm-5)

Author: Jinzhe Zeng

.pre-commit-config.yaml

@@ -39,3 +39,20 @@ repos:
     hooks:
     - id: velin
       args: ["--write"]
+# markdown
+-   repo: https://github.com/hukkin/mdformat
+    rev: 1.0.0
+    hooks:
+    -   id: mdformat
+        exclude: "^tests/.*$"
+        additional_dependencies:
+        # - mdformat-myst==0.3.0
+        # See https://github.com/executablebooks/mdformat-myst/issues/13
+        - "git+https://github.com/njzjz-bothub/mdformat-myst@d9c414e#egg=mdformat-myst"
+        - mdformat-ruff==0.1.3
+        - mdformat-web==0.2.0
+        - mdformat-config==0.2.1
+        - mdformat-beautysh==1.0.0
+        - mdformat-gfm-alerts==2.0.0
+ci:
+  autoupdate_branch: devel