Make MinimalCli.Core unpackable - #112

Converting null literal or possible null value to non-nullable type.

Possible null reference return.

Converting null literal or possible null value to non-nullable type.

Possible null reference return.

Converting null literal or possible null value to non-nullable type.

Possible null reference argument for parameter 'commandLine' in 'ParseResult Command.Parse(string commandLine, ParserConfiguration? configuration = null)'.

Dereference of a possibly null reference.

Converting null literal or possible null value to non-nullable type.

Dereference of a possibly null reference.