Replace custom socket implementation with SignalR.

Replace MSAL and custom cookie auth with Microsoft.Identity.EntityFramework
Also some UI redesign to accommodate different login experience.

Shogi.Api/appsettings.json

@@ -1,29 +1,28 @@
 {
-  "ConnectionStrings": {
-    "ShogiDatabase": "Data Source=(localdb)\\MSSQLLocalDB;Initial Catalog=Shogi;Integrated Security=True;Application Name=Shogi.Api"
-  },
-  "Logging": {
-    "LogLevel": {
-      "Default": "Warning",
-      "Microsoft": "Warning",
-      "Microsoft.Hosting.Lifetime": "Error",
-      "Microsoft.AspNetCore.HttpLogging.HttpLoggingMiddleware": "Information",
-      "System.Net.Http.HttpClient": "Error"
-    }
-  },
-  "AzureAd": {
-    "Instance": "https://login.microsoftonline.com/",
-    "TenantId": "common",
-    "ClientId": "c1e94676-cab0-42ba-8b6c-9532b8486fff",
-    "SwaggerUIClientId": "26bf69a4-2af8-4711-bf5b-79f75e20b082",
-    "Scope": "api://c1e94676-cab0-42ba-8b6c-9532b8486fff/DefaultScope"
-  },
-  "Cors": {
-    "AllowedOrigins": [
-      "http://localhost:3000",
-      "https://localhost:3000",
-      "https://api.lucaserver.space",
-      "https://lucaserver.space"
-    ]
-  }
+	"ConnectionStrings": {
+		"ShogiDatabase": "Data Source=(localdb)\\MSSQLLocalDB;Initial Catalog=Shogi;Integrated Security=True;Application Name=Shogi.Api"
+	},
+	"Logging": {
+		"LogLevel": {
+			"Default": "Warning",
+			"Microsoft": "Warning",
+			"Microsoft.Hosting.Lifetime": "Error",
+			"Microsoft.AspNetCore.HttpLogging.HttpLoggingMiddleware": "Information",
+			"System.Net.Http.HttpClient": "Error"
+			//"Microsoft.AspNetCore.SignalR": "Debug",
+			//"Microsoft.AspNetCore.Http.Connections": "Debug"
+		}
+	},
+	"ApiKeys": {
+		"BrevoEmailService": ""
+	},
+	"Cors": {
+		"AllowedOrigins": [
+			"http://localhost:3000",
+			"https://localhost:3000",
+			"https://api.lucaserver.space",
+			"https://lucaserver.space"
+		]
+	},
+	"TestUserPassword": ""
 }