fix(ci): use --recursive instead of --archive for UI deploy

--archive includes -pogDt which tries to set permissions, ownership,
and timestamps on the root-owned web root directory. Only --recursive
and --links are needed for deploying static files.

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

.gitea/workflows/deploy-ui.yml

@@ -50,10 +50,10 @@ jobs:
       - name: Deploy UI to web root
         run: |
           rsync \
-            --archive \
+            --recursive \
+            --links \
             --verbose \
             --delete \
-            --omit-dir-times \
             --chmod D755,F644 \
             --include="index.html" \
             --include="assets/***" \