Split off CodeCov upload as independent action

.github/workflows/backend.yml

@@ -47,27 +47,15 @@ jobs:
         uses: FedericoCarboni/setup-ffmpeg@v2 # v2.0.0
 
       # Coverage.
-      - name: run coverage tests
+      - name: Run coverage tests
         run: dotnet test Backend.Tests/Backend.Tests.csproj
         shell: bash
-      - name: Upload coverage report
-        id: uploadCoverage
-        continue-on-error: true
-        uses: codecov/codecov-action@eaaf4bedf32dbdc6b720b63067d99c4d77d6047d # v3.1.4
+      - name: Upload coverage artifact
+        uses: actions/upload-artifact@v3
         with:
-          files: Backend.Tests/coverage.cobertura.xml
-          flags: backend
-          name: Backend
-          fail_ci_if_error: true
-      - name: Upload coverage report - take 2 (if the first attempt fails)
-        if: steps.uploadCoverage.outcome == 'failure'
-        id: uploadCoverage2
-        uses: codecov/codecov-action@eaaf4bedf32dbdc6b720b63067d99c4d77d6047d # v3.1.4
-        with:
-          files: Backend.Tests/coverage.cobertura.xml
-          flags: backend
-          name: Backend
-          fail_ci_if_error: true
+          name: coverage-backend
+          path: Backend.Tests/coverage.cobertura.xml
+          retention-days: 7
 
       # Development build.
       - run: dotnet build BackendFramework.sln

.github/workflows/codecov_upload.yml

@@ -0,0 +1,40 @@
+name: codecov_upload
+
+on:
+  push:
+    branches: [master]
+  pull_request:
+    branches: [master]
+  workflow_run:
+    workflows: [backend, frontend]
+    types: completed
+
+permissions:
+  contents: read
+
+jobs:
+  upload_coverage:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Download backend coverage artifact
+        uses: actions/download-artifact@v3
+        with:
+          name: coverage-backend
+          path: coverage.cobertura.xml
+      - name: Upload backend coverage report
+        uses: codecov/codecov-action@eaaf4bedf32dbdc6b720b63067d99c4d77d6047d # v3.1.4
+        with:
+          files: coverage.cobertura.xml
+          flags: backend
+          name: Backend
+      - name: Download frontend coverage artifact
+        uses: actions/download-artifact@v3
+        with:
+          name: coverage-frontend
+          path: clover.xml
+      - name: Upload frontend coverage report
+        uses: codecov/codecov-action@eaaf4bedf32dbdc6b720b63067d99c4d77d6047d # v3.1.4
+        with:
+          files: clover.xml
+          flags: frontend
+          name: Frontend

.github/workflows/frontend.yml

@@ -44,24 +44,12 @@ jobs:
       - run: npm run test-frontend:coverage
         env:
           CI: true
-      - name: Upload coverage report
-        id: uploadCoverage
-        continue-on-error: true
-        uses: codecov/codecov-action@eaaf4bedf32dbdc6b720b63067d99c4d77d6047d # v3.1.4
+      - name: Upload coverage artifact
+        uses: actions/upload-artifact@v3
         with:
-          files: coverage/clover.xml
-          flags: frontend
-          name: Frontend
-          fail_ci_if_error: true
-      - name: Upload coverage report - take 2 (if the first attempt fails)
-        if: steps.uploadCoverage.outcome == 'failure'
-        id: uploadCoverage2
-        uses: codecov/codecov-action@eaaf4bedf32dbdc6b720b63067d99c4d77d6047d # v3.1.4
-        with:
-          files: coverage/clover.xml
-          flags: frontend
-          name: Frontend
-          fail_ci_if_error: true
+          name: coverage-frontend
+          path: coverage/clover.xml
+          retention-days: 7
 
       # Release build.
       - run: npm run build