ci code coverage report

.github/workflows/ci.yml

@@ -2,6 +2,7 @@ name: CI
 
 on:
   pull_request:
+    types: [opened, reopened, synchronize]
   push:
     branches:
       - 'main'
@@ -20,10 +21,21 @@ jobs:
           go-version: ^1.22
 
       - name: Test
-        run: go test -v -cover -coverprofile=coverage.txt -covermode=count ./...
+        run: go test -cover -coverprofile=coverage.txt -mod=readonly ./...
 
       - name: Archive code coverage results
         uses: actions/upload-artifact@v4
         with:
           name: code-coverage
           path: coverage.txt
+
+  code_coverage:
+    name: "Code coverage report"
+    if: github.event_name == 'pull_request'
+    runs-on: ubuntu-latest
+    needs: unit_tests
+    permissions:
+      contents:      read  # to download code coverage results from unit_tests job
+      pull-requests: write # write permission needed to comment on PR
+    steps:
+      - uses: fgrosse/go-coverage-report@v1.0.2

.gitignore

@@ -1 +1,2 @@
-coverage.txt
+*coverage.txt
+.github/outputs