feat(ci/cd): check contributors

Author: koromerzhin

.github/workflows/ci.yml

@@ -15,4 +15,7 @@ jobs:
       - name: Install npm dependencies
         run: npm install
       - name: linter readme.md
-        run: npm run lint:markdown
+        run: npm run lint:markdown
+      - name: Check contributors
+        if: github.ref == 'refs/heads/develop'
+        run: npx all-contributors check