ci: enhanced CI/CD and test coverage

- Update version from 0.2.0 to 0.9.0
- Upgrade Vitest from v3 to v4 for improved testing capabilities
- Add @vitest/coverage-v8 for comprehensive code coverage reporting
- Enhance GitHub Actions CI workflow with separate unit and integration
test runs
- Integrate Codecov v5 for coverage reporting and test results tracking
- Add JUnit reporter for better test result analysis
- Configure @codecov/vite-plugin for automated coverage collection

.github/workflows/ci.yml

@@ -71,20 +71,30 @@ jobs:
               run: pnpm install --frozen-lockfile
 
             - name: Run unit tests
-              run: pnpm test:run
+              run: pnpm test:run:coverage
+              env:
+                  CODECOV_TOKEN: ${{ secrets.CODECOV_TOKEN }}
 
             - name: Run integration tests
-              run: pnpm test:integration
+              run: pnpm test:integration:coverage
+              env:
+                  CODECOV_TOKEN: ${{ secrets.CODECOV_TOKEN }}
 
-            - name: Upload coverage
-              uses: codecov/codecov-action@v4
+            - name: Run tests with junit reporter
+              run: pnpm vitest run --reporter=junit --outputFile=test-report.junit.xml
+              if: always()
+
+            - name: Upload coverage reports to Codecov
+              uses: codecov/codecov-action@v5
               if: always()
               with:
                   token: ${{ secrets.CODECOV_TOKEN }}
-                  files: ./coverage/coverage-final.json
-                  flags: unittests
-                  name: codecov-umbrella
-                  fail_ci_if_error: false
+
+            - name: Upload test results to Codecov
+              if: ${{ !cancelled() }}
+              uses: codecov/test-results-action@v1
+              with:
+                  token: ${{ secrets.CODECOV_TOKEN }}
 
     # Build verification
     build: