diff --git a/.github/workflows/deploy.yml b/.github/workflows/deploy.yml
index e462c4b..9a1482f 100644
--- a/.github/workflows/deploy.yml
+++ b/.github/workflows/deploy.yml
@@ -16,8 +16,15 @@ jobs:
         uses: actions/checkout@v4
 
       # Task 1.1:
+      - name: Installation
+        run: yarn install
+      
+      - name: Run tests
+        run: yarn test
 
   deploy-infrastructure:
+    needs: 
+      - frontend-tests
     name: Deploy infrastructure with Terraform
     runs-on: ubuntu-latest
     # Task 1.2:
diff --git a/yarn.lock b/yarn.lock
new file mode 100644
index 0000000..fb57ccd
--- /dev/null
+++ b/yarn.lock
@@ -0,0 +1,4 @@
+# THIS IS AN AUTOGENERATED FILE. DO NOT EDIT THIS FILE DIRECTLY.
+# yarn lockfile v1
+
+