Update tests.yml

.github/workflows/tests.yml

@@ -1,14 +1,25 @@
-name : tests
+name: Run Tests on Pull Request
 
 on:
-  pull_request
+  pull_request:
+    branches:
+      - main
 
 jobs:
-
   build:
     runs-on: ubuntu-latest
+
     steps:
-       - uses:  action/checkout@v2
-       - run :  cd auth && yarn install && yarn run test:ci
-
-
+      - name: Checkout code
+        uses: actions/checkout@v3
+
+      - name: Setup Node.js
+        uses: actions/setup-node@v2
+        with:
+          node-version: "16" # Replace this with the version of Node.js your project requires
+
+      - name: Install Yarn dependencies in auth folder
+        run: cd auth && yarn install
+
+      - name: Run tests in auth folder
+        run: cd auth && yarn test:ci