Add screen orientation polyfill, refactor provider launch config, and update desktop runtime manager

- Add .claude schedule tasks to .gitignore
- Add screen-orientation polyfill for Expo web
- Refactor agent provider launch config into shared utility
- Update desktop runtime manager with improved binary management
- Update desktop release workflow

.github/workflows/desktop-release.yml

@@ -521,7 +521,7 @@ jobs:
           releaseBody: See the assets to download and install this version.
           releaseDraft: ${{ env.RELEASE_DRAFT }}
           prerelease: false
-          args: --bundles nsis,msi
+          args: --bundles nsis
 
       - name: Build Windows app (smoke only)
         if: env.IS_SMOKE_TAG == 'true'