Swift Argument Parser is a type-safe, declarative library for building Swift command-line tools by annotating your command types with property wrappers like @Option, @Argument, and @Flag. It handles parsing, validation, automatic help generation, and dispatch to your run() or async entry point, letting you focus on command logic instead of boilerplate. The package supports subcommands, default values, custom parsing strategies, and rich error messages that match platform conventions. It...