Update System.CommandLine to 2.0.1

Author: Voltstro

src/UnityWebBrowser.Engine.Cef/SubProcess/Program.cs

@@ -24,8 +24,7 @@ public static int Main(string[] args)
         CefRuntime.Load();
 
         LaunchArgumentsParser argumentsParser = new();
-        int subProcessExitCode = 0;
-        argumentsParser.Run(args, launchArguments =>
+        int processExitCode = argumentsParser.Run(args, launchArguments =>
         {
 // ReSharper disable once RedundantAssignment
             string[] argv = args;
@@ -41,13 +40,13 @@ public static int Main(string[] args)
             UwbCefApp cefApp = new UwbCefApp(launchArguments);
 
             //Run our sub-processes
-            subProcessExitCode = CefRuntime.ExecuteProcess(cefMainArgs, cefApp, IntPtr.Zero);
+            return CefRuntime.ExecuteProcess(cefMainArgs, cefApp, IntPtr.Zero);
         });
 
 #if MACOS
         CefSandbox.cef_sandbox_destroy(sandboxContext);
 #endif
 
-        return subProcessExitCode;
+        return processExitCode;
     }
 }

src/VoltstroStudios.UnityWebBrowser.Engine.Shared/Core/EngineEntryPoint.cs

@@ -95,12 +95,15 @@ public int Main(string[] args)
                 EarlyInit(parsedArgs, args);
 
                 EntryPoint(parsedArgs, args);
+                return 0;
             }
             catch (Exception ex)
             {
                 engineLogger.LogCritical(ex, "Uncaught exception occured in the entry point!");
                 ShutdownAndExitWithError();
             }
+
+            return 1;
         });
     }