fix: workflow

.github/workflows/jest-testing.yml

@@ -21,10 +21,14 @@ jobs:
       - uses: actions/checkout@master
         with:
           fetch-depth: 0
+
+      - name: Install dependencies
+        run: yarn install
+
       - name: Build & Run test suite
         run: |
-          yarn && 
           yarn test | tee ./coverage.txt && exit ${PIPESTATUS[0]}
+          
       - name: Jest Coverage Comment
         # Ensures this step is run even on previous step failure (e.g. test failed)
         if: always()