Add codecov configure file

.github/workflows/test-data-service.yml

@@ -21,7 +21,7 @@ jobs:
           go-version: '1.21.x'
 
       - name: Download dependencies
-        run: cd data-management-service && go mod download 
+        run: cd data-management-service && go mod download && go mod vendor
 
       - name: Unit test & integration test
         run: cd data-management-service && go test -v -coverprofile=coverage.txt ./...

codecov.yml

@@ -0,0 +1,16 @@
+coverage:
+  status:
+    project:
+      default:
+        informational: true
+    patch:
+      default:
+        informational: true
+
+comment:                  #this is a top-level key
+  layout: " diff, flags, files"
+  behavior: default
+  require_changes: false  # if true: only post the comment if coverage changes
+  require_base: false        # [true :: must have a base report to post]
+  require_head: true       # [true :: must have a head report to post]
+  hide_project_coverage: false # [true :: only show coverage on the git diff aka patch coverage]