Added markdownlint to the pre-commit actions

knowledge base/pre-commit.md

@@ -7,8 +7,8 @@
 pre-commit sample-config > .pre-commit-config.yaml
 
 # manually run checks
-pre-commit run --all-files    # all checks
-pre-commit run ansible-lint   # ansible-lint only
+pre-commit run --all-files
+pre-commit run ansible-lint --files ansible/
 
 # automatically run checks at every commit
 pre-commit install
@@ -20,6 +20,34 @@ pre-commit autoupdate
 SKIP=flake8 git commit -m "foo"
 ```
 
+```yaml
+---
+# File .pre-commit-config.yaml
+# See https://pre-commit.com for more information
+# See https://pre-commit.com/hooks.html for more hooks
+
+repos:
+  - repo: https://github.com/pre-commit/pre-commit-hooks
+    rev: v4.2.0
+    hooks:
+      - id: trailing-whitespace
+        args:
+          - --markdown-linebreak-ext=md   # ignore markdown's line break
+      - id: end-of-file-fixer
+      - id: check-yaml
+      - id: check-added-large-files
+  - repo: https://github.com/markdownlint/markdownlint
+    rev: v0.11.0
+    hooks:
+      - id: markdownlint
+        args:
+          - -r "~MD013"                   # ignore line-length rule
+  - repo: https://github.com/ansible-community/ansible-lint
+    rev: v6.0.2
+    hooks:
+      - id: ansible-lint
+```
+
 ## Further readings
 
 - Pre-commit's [website]