Update desktop host configuration

Adds desktop host options for browser shutdown behavior, app-mode preference, browser profile directory, startup URL, and development overrides.

Configuration/DesktopHostOptions.cs

@@ -13,4 +13,30 @@ public sealed class DesktopHostOptions
     /// Optional URL to open. If empty, the first bound HTTP address from Kestrel is used.
     /// </summary>
     public string? BrowserUrl { get; init; }
+
+    /// <summary>
+    /// When true (default for published desktop exe), stops the host when the launched browser window closes.
+    /// </summary>
+    public bool ExitWhenBrowserCloses { get; init; } = true;
+
+    /// <summary>
+    /// Seconds to wait after the page unloads before shutdown (allows cancel on reload).
+    /// </summary>
+    public int BrowserShutdownDelaySeconds { get; init; } = 2;
+
+    /// <summary>
+    /// Prefer Edge/Chrome app-mode window (trackable process) on Windows before the default browser.
+    /// </summary>
+    public bool PreferAppModeBrowser { get; init; } = true;
+
+    /// <summary>
+    /// Dedicated Edge/Chrome profile directory so app-mode uses a trackable browser process.
+    /// </summary>
+    public string BrowserUserDataDir { get; init; } =
+        @"C:\Users\Public\AVSCartonShipmentVerifier\browser-profile";
+
+    /// <summary>
+    /// If the tracked browser process exits sooner than this, treat it as a launcher handoff (do not stop the app).
+    /// </summary>
+    public int MinimumBrowserProcessLifetimeSeconds { get; init; } = 5;
 }

appsettings.Development.json

@@ -3,7 +3,8 @@
     "VerificationDatabase": "Server=192.168.90.147;Port=3306;Database=UIND;User ID=utopia;Password=Utopia01;SslMode=None;Allow User Variables=True;"
   },
   "DesktopHost": {
-    "LaunchBrowser": false
+    "LaunchBrowser": false,
+    "ExitWhenBrowserCloses": false
   },
   "Logging": {
     "LogLevel": {

appsettings.Example.json

@@ -13,6 +13,11 @@
 
   "DesktopHost": {
     "LaunchBrowser": true,
-    "BrowserUrl": "http://localhost:5000"
+    "BrowserUrl": "http://127.0.0.1:5000",
+    "ExitWhenBrowserCloses": true,
+    "BrowserShutdownDelaySeconds": 2,
+    "PreferAppModeBrowser": true,
+    "BrowserUserDataDir": "C:\\Users\\Public\\AVSCartonShipmentVerifier\\browser-profile",
+    "MinimumBrowserProcessLifetimeSeconds": 5
   }
 }

appsettings.json

@@ -9,7 +9,12 @@
   },
   "DesktopHost": {
     "LaunchBrowser": true,
-    "BrowserUrl": ""
+    "BrowserUrl": "http://127.0.0.1:5000",
+    "ExitWhenBrowserCloses": true,
+    "BrowserShutdownDelaySeconds": 2,
+    "PreferAppModeBrowser": true,
+    "BrowserUserDataDir": "C:\\Users\\Public\\AVSCartonShipmentVerifier\\browser-profile",
+    "MinimumBrowserProcessLifetimeSeconds": 5
   },
   "CartonVerification": {
     "TableName": "carton_verification_log",