Add support for Cloud G-Sync (Variable Refresh Rate) in session settings

[Jayian1890]

Description

Enable Cloud G-Sync (Variable Refresh Rate) in session settings, allowing users to request smoother frame pacing on variable frame rate streams. This feature includes a toggle in the settings page and updates to session request bodies to accommodate the new option.

[Copilot]

Pull request overview

Adds a new session setting to request Cloud G-Sync / Variable Refresh Rate (VRR) from CloudMatch, exposing it in the UI and wiring it through to the session-create request payload.

Changes:

• Extend shared/main settings models with enableCloudGsync.
• Add a “Cloud G-Sync / Variable Refresh Rate (Beta)” toggle to the Settings page and surface it in controller-mode settings.
• Include cloudGsync in CloudMatch session create request features.

Reviewed changes

Copilot reviewed 6 out of 6 changed files in this pull request and generated 1 comment.

Show a summary per file

File	Description
opennow-stable/src/shared/gfn.ts	Adds enableCloudGsync to shared Settings and StreamSettings contracts.
opennow-stable/src/renderer/src/components/SettingsPage.tsx	Adds the VRR toggle UI and description text.
opennow-stable/src/renderer/src/components/ControllerLibraryPage.tsx	Displays and allows toggling VRR in controller-mode settings.
opennow-stable/src/renderer/src/App.tsx	Adds the default value and propagates the setting into session create/claim payloads.
opennow-stable/src/main/settings.ts	Persists enableCloudGsync with a default value.
opennow-stable/src/main/gfn/cloudmatch.ts	Sends cloudGsync in session create request; updates claim body behavior.