0.5.18

.gitignore

@@ -492,3 +492,13 @@ nul
 /_build_verify_plugin_services
 /LanMountainDesktop.PluginSdk/_build_verify_*/
 /_build_obj
+
+# LanMountainDesktop local workspace files
+/.arts/
+/.knox/
+/.lingma/
+/.tmp/
+/publish-test/
+/validator-restore.log
+/temp_old_main.axaml
+/temp_old_main_utf8.axaml

LanMountainDesktop/plugins/PluginMarketInstallService.cs

@@ -78,6 +78,7 @@ internal sealed class AirAppMarketInstallService : IDisposable
                 }
             }
 
+            var actualSize = new FileInfo(downloadPath).Length;
             string actualHash;
             await using (var hashStream = File.OpenRead(downloadPath))
             {
@@ -87,11 +88,14 @@ internal sealed class AirAppMarketInstallService : IDisposable
 
             if (!string.Equals(actualHash, plugin.Sha256, StringComparison.OrdinalIgnoreCase))
             {
+                AppLogger.Error(
+                    "PluginMarket",
+                    $"SHA-256 verification failed. PluginId='{plugin.Id}'; Version='{plugin.Version}'; DownloadUrl='{resolvedDownloadUrl}'; DownloadPath='{downloadPath}'; ExpectedHash='{plugin.Sha256}'; ActualHash='{actualHash}'; ExpectedSize='{plugin.PackageSizeBytes}'; ActualSize='{actualSize}'.");
                 File.Delete(downloadPath);
                 return new AirAppMarketInstallResult(
                     false,
                     null,
-                    $"SHA-256 mismatch. Expected {plugin.Sha256}, actual {actualHash}.");
+                    $"SHA-256 mismatch. Expected {plugin.Sha256}, actual {actualHash}. Expected size {plugin.PackageSizeBytes}, actual size {actualSize}. Source {resolvedDownloadUrl}.");
             }
 
             PluginManifest manifest;