Optique 0.8.0: Conditional parsing, pass-through options, and LogTape integration (hackers.pub)

Optique has released version 0.8.0, which introduces several significant enhancements for building command-line interface (CLI) applications in TypeScript. The key features include a new `conditional()` combinator that creates discriminated union patterns based on a specified discriminator value, enabling more structured and type-safe CLI development. This allows developers to define options that are valid only when certain conditions are met, thus improving the clarity and usability of command options. Additionally, the `passThrough()` parser captures unrecognized options without generating validation errors, facilitating the creation of wrapper tools similar to Docker CLI patterns. Moreover, the integration of the new `@optique/logtape` package simplifies logging configuration through command-line arguments, offering multiple methods to control log verbosity. These updates bolster Optique’s commitment to creating expressive and type-safe CLI tools, making it easier for developers to manage options and logging within their applications. The features maintain full backward compatibility, ensuring that existing parsers continue to function seamlessly. This release reflects the ongoing evolution of Optique as a powerful tool for TypeScript developers engaged in CLI design and implementation.