Add big fish settlement actions and publish feedback

src/BigFishPlaygroundApp.tsx

@@ -208,11 +208,16 @@ export default function BigFishPlaygroundApp() {
     setRun(buildInitialRun());
   }, []);
 
+  const handleExit = useCallback(() => {
+    window.location.assign('/');
+  }, []);
+
   return (
     <BigFishRuntimeShell
       run={run}
       assetSlots={assetSlots}
-      onBack={handleRestart}
+      onBack={handleExit}
+      onRestart={handleRestart}
       onSubmitInput={handleSubmitInput}
     />
   );