update minor code, add wiki images

Author: adriancs2

source code/TestDebugASPNET/pages/ProgressReport4.aspx

@@ -234,7 +234,7 @@
 
             try {
                 const formData = new FormData();
-                formData.append('action', 'stop');
+                formData.append('action', 'stop_task');
                 formData.append('taskid', currentTaskId);
 
                 const result = await fetch(urlApiEndpoint, {

source code/TestDebugASPNET/pages/apiProgressReport4-ServerSentEvent.aspx.cs

@@ -25,7 +25,7 @@ public partial class apiProgressReport4_ServerSentEvent : System.Web.UI.Page
 
         protected void Page_Load(object sender, EventArgs e)
         {
-            // Check if this is an SSE request
+            // Check if this is an Server-Sent Event request
             if (Request.Headers["Accept"] == "text/event-stream" || Request.QueryString["stream"] == "true")
             {
                 HandleSSERequest();
@@ -46,13 +46,13 @@ protected void Page_Load(object sender, EventArgs e)
                     case "start_restore":
                         StartRestore();
                         break;
-                    case "getstatus":
+                    case "get_status":
                         GetStatus();
                         break;
-                    case "stop":
+                    case "stop_task":
                         Stop();
                         break;
-                    case "getalltask":
+                    case "get_all_task":
                         GetAllTasks();
                         break;
                     case "removetask":
@@ -98,13 +98,15 @@ private void HandleSSERequest()
             {
                 Response.StatusCode = 401;
                 Response.Write("Unauthorized");
+                Response.End();
                 return;
             }
 
             if (!int.TryParse(Request["taskid"] + "", out int taskId))
             {
                 Response.StatusCode = 400;
                 Response.Write("Invalid or missing taskid parameter");
+                Response.End();
                 return;
             }