add coverage flags

.azure-pipelines/templates/ut.yaml

@@ -169,7 +169,7 @@ steps:
       set -e
       curl -Os https://cli.codecov.io/latest/linux/codecov
       chmod +x codecov
-      ./codecov upload-process --disable-search -t $(CODECOV_TOKEN) -f coverage.info
+      ./codecov upload-process --disable-search -t $(CODECOV_TOKEN) -f coverage.info --flag ${{ parameters.platform }}-${{ parameters.gpuArch }}
     workingDirectory: '$(System.DefaultWorkingDirectory)'
 
 - task: Bash@3

.codecov.yml

@@ -0,0 +1,24 @@
+codecov:
+  require_ci_to_pass: yes
+
+coverage:
+  status:
+    project:
+      default:
+        target: 68%
+        threshold: 1%
+    patch:
+      default:
+        target: 80%
+
+flag_management:
+  default_rules:
+    carryforward: true
+
+ignore:
+  - "test/"
+  - "examples/"
+  - "python/"
+  - "tools/"
+  - "docs/"
+  - "docker/"