Merge overlays, move overlay to separate process (#44)

* refactor: merge two overlay offScreenBrowser into one

* Electron support for shared overlay

* Separate overlay into its own process

* fix: invalid overlay texture size

* Handle duplicate processes

* Remove logging

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Co-authored-by: pa <maplenagisa@gmail.com>
Co-authored-by: rs189 <35667100+rs189@users.noreply.github.com>

src/stores/updateLoop.js

@@ -131,8 +131,7 @@ export const useUpdateLoopStore = defineStore('UpdateLoop', () => {
                     state.nextGameRunningCheck = 1;
                     gameStore.updateIsGameRunning(
                         await AppApi.IsGameRunning(),
-                        await AppApi.IsSteamVRRunning(),
-                        false
+                        await AppApi.IsSteamVRRunning()
                     );
                     vrStore.vrInit(); // TODO: make this event based
                 }