Add GitHub Action to update README with contributors, update

.github/workflows/update-contributors.yml

@@ -0,0 +1,39 @@
+name: Update Contributors in README
+
+on:
+  push:
+    branches:
+      - main
+
+jobs:
+  update-contributors:
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v2
+
+      - name: Install GitHub CLI
+        run: |
+          sudo apt-get install gh
+
+      - name: Fetch contributors
+        id: get_contributors
+        run: |
+          CONTRIBUTORS=$(gh api repos/${{ github.repository }}/contributors --jq '.[].login' | tr '\n' ', ')
+          echo "CONTRIBUTORS=${CONTRIBUTORS}" >> $GITHUB_ENV
+
+      - name: Update README
+        run: |
+          echo "## Contributors" >> README.md
+          echo "${{ env.CONTRIBUTORS }}" >> README.md
+
+      - name: Commit changes
+        run: |
+          git config --local user.name "GitHub Action"
+          git config --local user.email "action@github.com"
+          git add README.md
+          git commit -m "Update README with contributors" || echo "No changes to commit"
+          git push
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}