Add md lint

Author: yoriiis

.github/workflows/lint.yml

@@ -15,4 +15,3 @@ jobs:
     uses: yoriiis/actions/.github/workflows/lint.yml@main
     with:
       typescript-status: false
-      markdown-status: false

.markdownlint-cli2.cjs

@@ -0,0 +1,8 @@
+module.exports = {
+	config: {
+		MD013: false, // Line length
+		MD024: false, // Multiple headers with the same content
+		MD033: false // No inline HTML
+	},
+	ignores: ['**/node_modules/**', '.github/PULL_REQUEST_TEMPLATE.md']
+}