Nushell Updates - Functionality and Documentation

- wingertge [added aliases to command completions](https://github.com/nushell/nushell/pull/4708), and [Fix aliases to known externals](https://github.com/nushell/nushell/pull/4707), and [Add completion options for custom completions](https://github.com/nushell/nushell/pull/4674) - dreilly [added tab indentation option for JSON files.](https://github.com/nushell/nushell/pull/4705) - m-rutter [documented environment variable for starship prompt](https://github.com/nushell/nushell/pull/4691) - kubouch fixed [use Nushell's PATH in which](https://github.com/nushell/nushell/pull/4690) - ohno418 [added `into duration`](https://github.com/nushell/nushell/pull/4683) - lucatrv [fixed alias in `docs/sample_config/config.toml`](https://github.com/nushell/nushell/pull/4669) - jmoore34 added [date parse refactor](https://github.com/nushell/nushell/pull/4661) - sholderbach [updated reedline, revert crossterm](https://github.com/nushell/nushell/pull/4657), and [Add profiling build profile and symbol strip](https://github.com/nushell/nushell/pull/4630) - LordMZTE [added LAST_EXIT_CODE variable](https://github.com/nushell/nushell/pull/4655) ## Documentation - fdncred [added 3rd party prompts and theming to the book](https://github.com/nushell/nushell.github.io/pull/251), and [tweak the last two git log commands](https://github.com/nushell/nushell.github.io/pull/244), and [update git log](https://github.com/nushell/nushell.github.io/pull/243), and [updates to the cookbook](https://github.com/nushell/nushell.github.io/pull/242), and [unfix pipes](https://github.com/nushell/nushell.github.io/pull/233), and [Bash and config](https://github.com/nushell/nushell.github.io/pull/232) - hustcer [updated docs for commands](https://github.com/nushell/nushell.github.io/pull/250), and [Translate table_of_contents to zh_CN from commit #89b037c2d](https://github.com/nushell/nushell.github.io/pull/236) - dgalbraith [added installation instructions using Chocolatey](https://github.com/nushell/nushell.github.io/pull/249), and [Correct Winget installation instructions](https://github.com/nushell/nushell.github.io/pull/248) - sebastian-xyz [added german as language](https://github.com/nushell/nushell.github.io/pull/245) - jt [added the 0.59 post](https://github.com/nushell/nushell.github.io/pull/241), and [Update command docs](https://github.com/nushell/nushell.github.io/pull/240), and [Fix intro example](https://github.com/nushell/nushell.github.io/pull/238), and [Add a few more chapters](https://github.com/nushell/nushell.github.io/pull/237), and [Refresh command docs](https://github.com/nushell/nushell.github.io/pull/231), and [Add creating errors section](https://github.com/nushell/nushell.github.io/pull/230), and [Add modules](https://github.com/nushell/nushell.github.io/pull/229), and [Fix sidebar, add warning](https://github.com/nushell/nushell.github.io/pull/228), and [Copy old book to old_book](https://github.com/nushell/nushell.github.io/pull/227), and [WIP: updating for the 0.60 release](https://github.com/nushell/nushell.github.io/pull/220)

This section details updates to Nushell's functionality, including improvements to command completions, JSON indentation, duration conversion, alias handling, date parsing, dependency updates (Reedline, Crossterm), and the addition of a LAST_EXIT_CODE variable. It also covers significant documentation updates, such as adding third-party prompts, cookbook updates, installation instructions, language support, command documentation refreshes, and additions to the Nushell book, including sections on errors, modules, and updates for the 0.60 release.