fix tag extraction for gitea

.gitea/workflows/publish.yml

@@ -38,13 +38,16 @@ jobs:
         env:
           GIT_RELEASE_TOKEN: ${{ secrets.GIT_RELEASE_TOKEN }}
         run: |
+          TAG=${GITHUB_REF#refs/tags/}
+          echo "Tag is: $TAG"
+
           RELEASE=$(curl -s -X POST \
             -H "Authorization: token $GIT_RELEASE_TOKEN" \
             -H "Content-Type: application/json" \
             -d "{
-              \"tag_name\": \"${{ github.ref_name }}\",
-              \"name\": \"${{ github.ref_name }}\",
-              \"body\": \"Release ${{ github.ref_name }}\",
+              \"tag_name\": \"$TAG\",
+              \"name\": \"$TAG\",
+              \"body\": \"Release $TAG\",
               \"draft\": false,
               \"prerelease\": false
             }" \