fix(ci): add --allow-same-version to npm version in publish workflow

The tag push job fails with "Version not changed" when package.json
already has the correct version from the bump commit.

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

.gitea/workflows/publish.yml

@@ -28,7 +28,7 @@ jobs:
           case "$GITHUB_REF" in
             refs/tags/v*)
               VERSION="${GITHUB_REF_NAME#v}"
-              npm version "$VERSION" --no-git-tag-version
+              npm version "$VERSION" --no-git-tag-version --allow-same-version
               TAG="latest"
               ;;
             *)