refactor: remove artifact saving step and switch to npm ci for dependency installation

Author: gyaneshgouraw-okta

.github/workflows/test.yml

@@ -37,12 +37,6 @@ jobs:
         with:
           node: ${{ env.NODE_VERSION }}
 
-      - name: Save build artifacts
-        uses: actions/cache/save@v4
-        with:
-          path: .
-          key: ${{ env.CACHE_KEY }}
-
   unit:
     needs: build # Require build to complete before running tests
 
@@ -60,7 +54,7 @@ jobs:
           cache: npm
 
       - name: Install dependencies
-        run: pnpm install --frozen-lockfile
+        run: npm ci --include=dev
 
       - name: Run tests
         run: npm run test