In externally visible method 'void Iso8601TimeSpanConverter.Write(Utf8JsonWriter writer, TimeSpan value, JsonSerializerOptions options)', validate parameter 'writer' is non-null before using it. If appropriate, throw an 'ArgumentNullException' when the argument is 'null'. (https://learn.microsoft.com/dotnet/fundamentals/code-analysis/quality-rules/ca1062)

In externally visible method 'string KubernetesJson.Serialize(object value, JsonSerializerOptions jsonSerializerOptions = null)', validate parameter 'value' is non-null before using it. If appropriate, throw an 'ArgumentNullException' when the argument is 'null'. (https://learn.microsoft.com/dotnet/fundamentals/code-analysis/quality-rules/ca1062)

In externally visible method 'string KubernetesJson.Serialize(JsonNode value, JsonSerializerOptions jsonSerializerOptions = null)', validate parameter 'value' is non-null before using it. If appropriate, throw an 'ArgumentNullException' when the argument is 'null'. (https://learn.microsoft.com/dotnet/fundamentals/code-analysis/quality-rules/ca1062)

In externally visible method 'string KubernetesJson.Serialize(JsonNode value, JsonSerializerOptions jsonSerializerOptions = null)', validate parameter 'value' is non-null before using it. If appropriate, throw an 'ArgumentNullException' when the argument is 'null'. (https://learn.microsoft.com/dotnet/fundamentals/code-analysis/quality-rules/ca1062)

In externally visible method 'string KubernetesJson.Serialize(JsonDocument value, JsonSerializerOptions jsonSerializerOptions = null)', validate parameter 'value' is non-null before using it. If appropriate, throw an 'ArgumentNullException' when the argument is 'null'. (https://learn.microsoft.com/dotnet/fundamentals/code-analysis/quality-rules/ca1062)

In externally visible method 'string KubernetesJson.Serialize(JsonDocument value, JsonSerializerOptions jsonSerializerOptions = null)', validate parameter 'value' is non-null before using it. If appropriate, throw an 'ArgumentNullException' when the argument is 'null'. (https://learn.microsoft.com/dotnet/fundamentals/code-analysis/quality-rules/ca1062)

In externally visible method 'string KubernetesJson.Serialize(object value, JsonSerializerOptions jsonSerializerOptions = null)', validate parameter 'value' is non-null before using it. If appropriate, throw an 'ArgumentNullException' when the argument is 'null'. (https://learn.microsoft.com/dotnet/fundamentals/code-analysis/quality-rules/ca1062)

The keyword 'new' should be followed by a space. (https://github.com/DotNetAnalyzers/StyleCopAnalyzers/blob/master/documentation/SA1000.md)

'MuxedStream.DisposeAsync()' hides inherited member 'Stream.DisposeAsync()'. To make the current member override that implementation, add the override keyword. Otherwise add the new keyword.