Add flyline (#340)

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* Link to your project (GitHub/crates.io):
https://github.com/HalFrgrd/flyline

* Description (optional): Flyline is a Bash plugin to replace readline
for a modern line editing experience: syntax highlighting, agent
integration, rich prompts, tooltips, fuzzy history search, and more!
Checkout fyline's readme for more features.

* Screenshot or gif (strongly recommended): <!-- drag & drop or link -->

<img width="1330" height="650" alt="demo_overview"
src="https://github.com/user-attachments/assets/1cf25455-deae-44ea-9bc0-8b443234b5ec"
/>


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Author: HalFrgrd

README.md

@@ -326,6 +326,7 @@ Aside from those listed here, many other apps and libraries can be easily be fou
 - [eilmeldung](https://github.com/christo-auer/eilmeldung) - A TUI RSS reader based on the news_flash library inspired by Neovim and co.
 - [fitui](https://github.com/ayanchavand/fitui) - A terminal-based personal finance tracker and budgeting with TUI.
 - [flawz](https://github.com/orhun/flawz) - A TUI for browsing security vulnerabilities (CVEs).
+- [flyline](https://github.com/HalFrgrd/flyline) - A Bash plugin TUI for an enhanced command line writing experience.
 - [fsel](https://github.com/Mjoyufull/fsel) - A TUI app launcher and fuzzy finder for GNU/Linux and BSD.
 - [fzf-make](https://github.com/kyu08/fzf-make) - A command line tool that executes make target using fuzzy finder with preview window.
 - [get_blessed_rs](https://github.com/josueBarretogit/get_blessed_rs) - Get the best crates for your rust projects, curated by blessed.rs.