feat: check links

Author: phenix3443

.github/workflows/markdown-links.yml

@@ -0,0 +1,14 @@
+name: Check Markdown links
+on: 
+  pull_request:
+
+
+jobs:
+  markdown-link-check:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - name: Check links in markdown files
+        uses: lycheeverse/lychee-action@master
+        with:
+          args: --verbose --no-progress *.md