whetū - Zero-config cross-shell prompt in Zig with history picker

Show HN: Whetuu – a zero-config cross-shell prompt written in Zig

whetū is a lightning-fast, zero-configuration shell prompt written in Zig that works seamlessly across different shells. It automatically detects your environment to display Git status, toolchain versions, and command duration without needing any manual setup. The tool features a built-in history picker accessible via the up arrow, offering syntax-highlighted command filtering scoped to your current directory. Designed with security and performance in mind, it renders in milliseconds, ensures no data leaves your machine, and prevents slow repositories from hanging your shell.