test workflow for changed files

Signed-off-by: Sudan Landge <[email protected]>

.github/workflows/markdown_link_checker.yml

@@ -0,0 +1,20 @@
+name: Check links in markdown documentation
+
+on: pull_request
+
+jobs:
+  test:
+    runs-on: ubuntu-latest
+    steps:
+      - name: "Checkout repository"
+        uses: actions/checkout@v3
+        with:
+          ref: ${{ github.event.pull_request.head.sha }}
+
+      - name: "print list of markdown files changed"
+        run: |
+          # git fetch origin
+          changedFiles=$(git diff origin/$GITHUB_BASE_REF.. --name-only| ( ! grep "*.md"))
+          for file in $changedFiles; do
+            echo "Processing file: $file"
+          done