👷 add code coverage check with minimum threshold in CI workflow

Author: techouse

.github/workflows/test.yml

@@ -55,6 +55,11 @@ jobs:
         run: |
           dart pub global run coverage:test_with_coverage
           dart pub global run remove_from_coverage:remove_from_coverage -f coverage/lcov.info -r '\.g\.dart$'
+      - name: Check Code Coverage
+        uses: VeryGoodOpenSource/[email protected]
+        with:
+          path: coverage/lcov.info
+          min_coverage: 90
       - name: Upload coverage to Codecov
         uses: codecov/codecov-action@v5
         with: