Dispose webapp on StopAsync (#70)

src/Tye.Hosting/TyeHost.cs

@@ -19,7 +19,7 @@ namespace Tye.Hosting
         private Microsoft.Extensions.Logging.ILogger? _logger;
         private IHostApplicationLifetime? _lifetime;
         private AggregateApplicationProcessor? _processor;
-        private WebApplication? _app;
+
         private readonly Application _application;
         private readonly string[] _args;
 
@@ -29,6 +29,8 @@ namespace Tye.Hosting
             _args = args;
         }
 
+        public WebApplication? DashboardWebApplication { get; set; }
+
         public async Task RunAsync()
         {
             await StartAsync();
@@ -43,7 +45,7 @@ namespace Tye.Hosting
         public async Task<WebApplication> StartAsync()
         {
             var app = BuildWebApplication(_application, _args);
-            _app = app;
+            DashboardWebApplication = app;
 
             ConfigureApplication(app);
 
@@ -83,10 +85,11 @@ namespace Tye.Hosting
             }
             finally
             {
-                if (_app != null)
+                if (DashboardWebApplication != null)
                 {
                     // Stop the host after everything else has been shutdown
-                    await _app.StopAsync();
+                    await DashboardWebApplication.StopAsync();
+                    DashboardWebApplication.Dispose();
                 }
             }
         }

test/E2ETest/TyeRunTest.cs

@@ -17,7 +17,7 @@ namespace E2ETest
         {
             var application = ConfigFactory.FromFile(new FileInfo(Path.Combine(GetSolutionRootDirectory("tye"), "samples", "single-project", "test-project", "test-project.csproj")));
             var host = new TyeHost(application.ToHostingApplication(), new string[0]);
-            var webApplication = await host.StartAsync();
+            await host.StartAsync();
             try
             {
                 var handler = new HttpClientHandler
@@ -30,7 +30,7 @@ namespace E2ETest
 
                 // Make sure dashboard and applications are up.
                 // Dashboard should be hosted in same process.
-                var dashboardResponse = await client.GetStringAsync(new Uri(webApplication.Addresses.First()));
+                var dashboardResponse = await client.GetStringAsync(new Uri(host.DashboardWebApplication!.Addresses.First()));
 
                 // Only one service for single application.
                 var service = application.Services.First();