Change Log: https://github.com/fish-shell/fish-shell/releases/tag/3.0.0

Notable Changes:

• Support for &&, ||, ! operator
• Built-in math command
• xclip support for clipboard integration
• Path completion support expansions, e.g: python ~/<TAB>
• Many new completion, especially for eopkg

1. Install fish
2. Run fish from terminal
3. Use fish like any other shell
4. Test builtin eopkg completion