feat(ci): streamline CI workflow steps for testing

- Removed redundant "Coverage" step from `.github/workflows/ci.yml`.
- Ensured `test:coverage` is run only once during the CI process.
- Improved clarity and reduced duplication in the workflow configuration.

.github/workflows/ci.yml

@@ -30,11 +30,8 @@ jobs:
 
       - name: Test
         run: npm run test
-
-      - name: Generate coverage report
-        run: npm run test:coverage
 
-      - name: Coverage
+      - name: Generate coverage report
         run: npm run test:coverage
 
       - name: Upload coverage reports to Codecov