Publish from manual CI runs too

Manual runs on main or a release tag now publish (and announce) like pushes do.

Co-Authored-By: Claude Opus 5.5 <[email protected]>

.gitea/workflows/ci.yml

@@ -132,7 +132,8 @@ jobs:
           path: dist/T5DE-Setup.exe
 
       - name: Publish the release
-        if: github.event_name == 'push'
+        # Pushes and manual runs on main or a release tag; never pull requests.
+        if: github.event_name != 'pull_request' && (github.ref == 'refs/heads/main' || startsWith(github.ref, 'refs/tags/v'))
         env:
           GITEA_TOKEN: ${{ secrets.GITHUB_TOKEN }}
           # Optional: a Discord webhook URL that nightlies are announced on.