ci: publish only on release published (remove tag-push trigger for publishing); keep manual dispatch as fallback

Author: cuihairu

.github/workflows/ci.yml

@@ -66,7 +66,7 @@ jobs:
           docker compose -f docker-compose.yml down -v || true
 
       - name: Publish to Maven Central
-        if: ${{ (github.event_name == 'release' && github.event.action == 'published') || startsWith(github.ref, 'refs/tags/v') || (github.event_name == 'workflow_dispatch' && github.event.inputs.version != '') }}
+        if: ${{ (github.event_name == 'release' && github.event.action == 'published') || (github.event_name == 'workflow_dispatch' && github.event.inputs.version != '') }}
         env:
           # Vanniktech Maven Publish (Central Portal) expects Gradle properties below
           ORG_GRADLE_PROJECT_mavenCentralUsername: ${{ secrets.CENTRAL_PORTAL_USERNAME }}