docs(markdownlint): enable autofixable rules and normalize links

docs/hooks.md

@@ -787,6 +787,7 @@ Session reset
    ```
 
 3. List all discovered hooks:
+
    ```bash
    openclaw hooks list
    ```
@@ -818,6 +819,7 @@ Look for missing:
 2. Restart your gateway process so hooks reload.
 
 3. Check gateway logs for errors:
+
    ```bash
    ./scripts/clawlog.sh | grep hook
    ```
@@ -892,6 +894,7 @@ node -e "import('./path/to/handler.ts').then(console.log)"
    ```
 
 4. Verify and restart your gateway process:
+
    ```bash
    openclaw hooks list
    # Should show: 🎯 my-hook ✓