feat: detect key in background

ProjectSettings/ProjectSettings.asset

@@ -42,8 +42,8 @@ PlayerSettings:
   m_SplashScreenLogos: []
   m_VirtualRealitySplashScreen: {fileID: 0}
   m_HolographicTrackingLossScreen: {fileID: 0}
-  defaultScreenWidth: 1920
-  defaultScreenHeight: 1080
+  defaultScreenWidth: 480
+  defaultScreenHeight: 480
   defaultScreenWidthWeb: 960
   defaultScreenHeightWeb: 600
   m_StereoRenderingPath: 0
@@ -101,7 +101,7 @@ PlayerSettings:
   xboxEnableFitness: 0
   visibleInBackground: 1
   allowFullscreenSwitch: 1
-  fullscreenMode: 1
+  fullscreenMode: 3
   xboxSpeechDB: 0
   xboxEnableHeadOrientation: 0
   xboxEnableGuest: 0
@@ -136,7 +136,8 @@ PlayerSettings:
   vulkanEnableCommandBufferRecycling: 1
   loadStoreDebugModeEnabled: 0
   bundleVersion: 0.1
-  preloadedAssets: []
+  preloadedAssets:
+  - {fileID: 11400000, guid: 4fb944d3176519740b2e4652ac4d684b, type: 2}
   metroInputSource: 0
   wsaTransparentSwapchain: 0
   m_HolographicPauseOnTrackingLoss: 1
@@ -664,7 +665,7 @@ PlayerSettings:
     tvOS: 1
   incrementalIl2cppBuild: {}
   suppressCommonWarnings: 1
-  allowUnsafeCode: 0
+  allowUnsafeCode: 1
   useDeterministicCompilation: 1
   additionalIl2CppArgs: 
   scriptingRuntimeVersion: 1
@@ -746,7 +747,7 @@ PlayerSettings:
   embeddedLinuxEnableGamepadInput: 1
   hmiLogStartupTiming: 0
   hmiCpuConfiguration: 
-  apiCompatibilityLevel: 6
+  apiCompatibilityLevel: 3
   activeInputHandler: 2
   windowsGamepadBackendHint: 0
   cloudProjectId: