Markdown links CI check

Author: newhoggy

Diff for: .github/workflows/markdown-links-ci-check.yml

@@ -0,0 +1,12 @@
+name: Check Markdown links
+
+on: push
+
+jobs:
+  markdown-link-check:
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/checkout@v3
+    - uses: gaurav-nelson/github-action-markdown-link-check@v1
+      with:
+        use-quiet-mode: yes