fix gitea tag

.gitea/workflows/tag_release.yml

@@ -43,7 +43,7 @@ jobs:
       - name: Extract Tag Version
         id: extract_version
         run: |
-          TAG_VERSION=$(echo "${GITEA_REF}" | sed 's#refs/tags/##')
+          TAG_VERSION=$(echo "${GITHUB_REF}" | sed 's#refs/tags/##')
           if [ -z "$TAG_VERSION" ]; then
             echo "Error: TAG_VERSION is empty."
             exit 1