Fix file URL formatting and ensure successful HTTP response in plugin update process

Author: Cryotechnic

CollapseLauncher/Classes/Plugins/PluginInfo.Update.cs

@@ -325,7 +325,7 @@ async ValueTask Impl(PluginManifestAssetInfo asset, CancellationToken innerToken
         {
             string  filePath = Path.Combine(outputDir, asset.FilePath);
             string? fileDir  = Path.GetDirectoryName(filePath);
-            string  fileUrl  = cdnBaseUrl.CombineUrlFromString(asset.FilePath);
+            string  fileUrl  = cdnBaseUrl.CombineUrlFromString(asset.FilePath.Replace('\\', '/'));
 
             if (!string.IsNullOrEmpty(fileDir))
             {
@@ -350,6 +350,7 @@ async ValueTask Impl(PluginManifestAssetInfo asset, CancellationToken innerToken
                     // ReSharper disable once AccessToDisposedClosure
                     // Reason: The httpClient will never get disposed until the method is done being executed.
                     await httpClient.GetAsync(fileUrl, HttpCompletionOption.ResponseHeadersRead, innerToken);
+                response.EnsureSuccessStatusCode();
                 await using Stream     responseStream = await response.Content.ReadAsStreamAsync(innerToken);
                 await using FileStream fileStream     = File.Create(filePath);
 

CollapseLauncher/packages.lock.json

@@ -471,7 +471,7 @@
         "type": "Project",
         "dependencies": {
           "H.NotifyIcon": "[1.0.0, )",
-          "Microsoft.WindowsAppSDK": "[2.0.1, )"
+          "Microsoft.WindowsAppSDK": "[2.0.0-experimental7, )"
         }
       },
       "hi3helper.core": {
@@ -544,8 +544,8 @@
         "dependencies": {
           "CommunityToolkit.Common": "[8.4.2, )",
           "CommunityToolkit.WinUI.Extensions": "[8.2.251219, )",
-          "Microsoft.Windows.SDK.BuildTools": "[10.0.28000.1839, )",
-          "Microsoft.WindowsAppSDK": "[2.0.1, )"
+          "Microsoft.Windows.SDK.BuildTools": "[10.0.28000.1721, )",
+          "Microsoft.WindowsAppSDK": "[2.0.0-experimental7, )"
         }
       },
       "innosetuphelper": {