Node.js 20 is deprecated. The following actions target Node.js 20 but are being forced to run on Node.js 24: actions/checkout@v4, actions/setup-dotnet@v4. For more information see: https://github.blog/changelog/2025-09-19-deprecation-of-node-20-on-github-actions-runners/

D:\a\ScanNTune\ScanNTune\src\ScanNTune.Browser\Platform\LocalStorageCalibrationStore.cs(29,47): warning IL2026: Using member 'System.Text.Json.JsonSerializer.Deserialize<TValue>(String, JsonSerializerOptions)' which has 'RequiresUnreferencedCodeAttribute' can break functionality when trimming application code. JSON serialization and deserialization might require types that cannot be statically analyzed. Use the overload that takes a JsonTypeInfo or JsonSerializerContext, or make sure all of the required types are preserved. [D:\a\ScanNTune\ScanNTune\src\ScanNTune.Browser\ScanNTune.Browser.csproj]

D:\a\ScanNTune\ScanNTune\src\ScanNTune.Browser\Platform\LocalStorageCalibrationStore.cs(44,37): warning IL2026: Using member 'System.Text.Json.JsonSerializer.Serialize<TValue>(TValue, JsonSerializerOptions)' which has 'RequiresUnreferencedCodeAttribute' can break functionality when trimming application code. JSON serialization and deserialization might require types that cannot be statically analyzed. Use the overload that takes a JsonTypeInfo or JsonSerializerContext, or make sure all of the required types are preserved. [D:\a\ScanNTune\ScanNTune\src\ScanNTune.Browser\ScanNTune.Browser.csproj]

D:\a\ScanNTune\ScanNTune\src\ScanNTune.Browser\Platform\LocalStorageCalibrationStore.cs(29,47): warning IL2026: Using member 'System.Text.Json.JsonSerializer.Deserialize<TValue>(String, JsonSerializerOptions)' which has 'RequiresUnreferencedCodeAttribute' can break functionality when trimming application code. JSON serialization and deserialization might require types that cannot be statically analyzed. Use the overload that takes a JsonTypeInfo or JsonSerializerContext, or make sure all of the required types are preserved. [D:\a\ScanNTune\ScanNTune\src\ScanNTune.Browser\ScanNTune.Browser.csproj]

D:\a\ScanNTune\ScanNTune\src\ScanNTune.Browser\Platform\LocalStorageCalibrationStore.cs(44,37): warning IL2026: Using member 'System.Text.Json.JsonSerializer.Serialize<TValue>(TValue, JsonSerializerOptions)' which has 'RequiresUnreferencedCodeAttribute' can break functionality when trimming application code. JSON serialization and deserialization might require types that cannot be statically analyzed. Use the overload that takes a JsonTypeInfo or JsonSerializerContext, or make sure all of the required types are preserved. [D:\a\ScanNTune\ScanNTune\src\ScanNTune.Browser\ScanNTune.Browser.csproj]

Possible null reference assignment.

Nullability of reference types in value of type 'Dictionary<string, string?>' doesn't match target type 'IReadOnlyDictionary<string, string>'.