chore[ci]: separate codecov upload into separate job

.github/workflows/test.yml

@@ -234,9 +234,9 @@ jobs:
         if: ${{ needs.fuzzing.result != 'success' }}
         run: exit 1
 
-  consolidate-coverage:
-    # Consolidate code coverage using `coverage combine` and upload
-    # to the codecov app
+  coverage-report:
+    # Consolidate code coverage using `coverage combine` and
+    # call coverage report with fail-under=90
     runs-on: ubuntu-latest
     needs: [tests, fuzzing]
 
@@ -261,8 +261,43 @@ jobs:
     - name: Combine coverage
       run: |
         coverage combine coverage-files/**/.coverage
+
+    - name: Coverage report
+      # coverage report and fail if coverage is too low
+      run: |
+        coverage report --fail-under=90
+
+    - name: Generate coverage.xml
+      run: |
         coverage xml
 
+    - name: Upload coverage sqlite artifact
+      # upload coverage sqlite db for debugging
+      uses: actions/upload-artifact@v4
+      with:
+        name: coverage-sqlite
+        include-hidden-files: true
+        path: .coverage
+        if-no-files-found: error
+
+    - name: Upload coverage.xml
+      uses: actions/upload-artifact@v4
+      with:
+        name: coverage-xml
+        path: coverage.xml
+        if-no-files-found: error
+
+  upload-coverage:
+    # upload coverage to the codecov app
+    runs-on: ubuntu-latest
+    needs: [coverage-report]
+
+    steps:
+    - uses: actions/checkout@v4
+    - uses: actions/download-artifact@v4
+      with:
+        name: coverage-xml
+
     - name: Upload Coverage
       uses: codecov/codecov-action@v5
       with: