fix: set git tag when latest commit is not tagged

Author: changfeng

.github/workflows/ci.yml

@@ -66,8 +66,8 @@ jobs:
       - name: Set GIT_TAG
         id: set-tag
         run: |
-          GIT_TAG=$(git describe --tags --abbrev=0 2>/dev/null)
-          if [ $? -eq 0 ] && [ "$(git rev-list -n 1 $GIT_TAG)" = "$(git rev-parse HEAD)" ]; then
+          GIT_TAG=$(git describe --tags --abbrev=0 2>/dev/null || echo "")
+          if [ -n "$GIT_TAG" ] && [ "$(git rev-list -n 1 $GIT_TAG 2>/dev/null || echo "")" = "$(git rev-parse HEAD)" ]; then
             echo "::set-output name=GIT_TAG::${GIT_TAG}"
           else
             echo "::set-output name=GIT_TAG::"