Remove Codecov integration and switch to Mapbox coverage

Author: kkaefer

.github/workflows/build.yml

@@ -2,6 +2,9 @@ name: Build and test project
 
 on:
   push:
+  pull_request:
+    branches:
+      - master
 
 jobs:
   Linux:
@@ -77,6 +80,7 @@ jobs:
     permissions:
       contents: read
       id-token: write
+      pull-requests: write
 
     steps:
       - name: Update Git
@@ -146,15 +150,11 @@ jobs:
           # Show summary
           lcov --summary coverage/coverage.info
 
-      - name: Upload coverage to Codecov
-        uses: codecov/codecov-action@v4
+      - name: Post coverage comment to PR
+        uses: mapbox/gha@action-code-coverage-report-v1
         with:
-          file: coverage/coverage.info
-          flags: unittests
-          name: codecov-umbrella
-          fail_ci_if_error: false
-          verbose: true
-          token: ${{ secrets.CODECOV_TOKEN }}
+          coverage-files: coverage/coverage.info
+          token: ${{ secrets.GITHUB_TOKEN }}
 
       - name: Upload coverage reports as artifact
         uses: actions/upload-artifact@v4