feat: upload code coverage to codecov

.codecov.yaml

@@ -0,0 +1,9 @@
+coverage:
+  status:
+    project:
+      default:
+        # Do not pass if PR reduces coverage by more than 5%
+        target: auto
+        threshold: 5
+comment:
+  layout: "header, diff, components, files, footer"

.github/workflows/app.yml

@@ -73,7 +73,7 @@ jobs:
           path: coverage_dir/
           retention-days: 1
 
-  merge_converage:
+  merge_coverage:
     if: ${{ !cancelled() }}
     runs-on: ubuntu-latest
     timeout-minutes: 30
@@ -87,6 +87,11 @@ jobs:
           lcov -a coverage/lcov.info -a coverage_without_olm/lcov.info -o merged.info
           genhtml merged.info -o merged
           echo $(lcov --summary merged.info | grep 'lines......:') >> $GITHUB_STEP_SUMMARY
+      - name: Codecov - Upload coverage
+        uses: codecov/codecov-action@v4
+        with:
+          token: ${{secrets.CODECOV_TOKEN}}
+          files: ./merged.info, ./coverage/lcov.info, ./coverage_without_olm/lcov.info
       - uses: actions/upload-artifact@v4
         with:
           name: merged
@@ -95,7 +100,7 @@ jobs:
 
   review_app_coverage:
     if: github.event_name == 'pull_request'
-    needs: [merge_converage]
+    needs: [merge_coverage]
     secrets: inherit
     uses: famedly/frontend-ci-templates/.github/workflows/review-app.yml@main
     with: