feat: add vitest for testing and create initial auth test

Author: alokreddy

.github/workflows/ci.yml

@@ -18,5 +18,8 @@ jobs:
         with:
           node-version: 18
 
-      - name: Node Version
-        run: node --version
+      - name: Install dependencies
+        run: npm ci
+
+      - name: Run tests
+        run: npm run test