Update build.yml

Author: Liron-Refaeli

.github/workflows/build.yml

@@ -15,6 +15,7 @@ jobs:
       run: |
         python -m pip install --upgrade pip
         pip install -r requirements.txt
+        pip install pytest  # Ensure pytest is installed
     - name: Run Tests
       run: |
         # If you're using pytest for tests, for example: