Create fish.md

src/content/docs/shells/fish.md

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+---
+title: Fish Shell
+description: Installation and minimal configuration for Fish shell
+---
+
+https://github.com/fish-shell/fish-shell
+
+## Installation
+
+macOS:
+
+```sh
+brew install fish
+```
+
+It's immediately runnable after installation:
+
+```sh
+fish
+```
+
+### Making it a default 
+
+See where Fish is installed (it might be different between macOS versions)
+
+```sh
+which fish
+/opt/homebrew/bin/fish
+```
+
+```sh
+echo /opt/homebrew/bin/fish | sudo tee -a /etc/shells
+chsh -s /opt/homebrew/bin/fish
+```
+
+## Customization
+
+Fish is a shell that is much better equipped by default compared to other shells.
+
+:::tip[Start with an awesome list]
+jorgebucaran/awsm.fish: A curation of prompts, plugins & other Fish treasures 🐚💎
+https://github.com/jorgebucaran/awsm.fish
+:::
+
+### Greeting
+
+Add to `~/.config/config.fish`:
+
+```
+# Disable the fish greeting message
+set fish_greeting
+```
+
+### Plugin management with `Fisher`
+
+[Fisher](https://github.com/jorgebucaran/fisher) seems to be the most popular plugin manager for Fish
+
+```sh
+brew install fisher
+```
+
+### Prompt customization
+
+[Tide](https://github.com/IlanCosman/tide) is an extensive prompt customization plugin.
+
+It expects a couple of dependencies to be installed first:
+
+- [Nerd Fonts](https://github.com/ryanoasis/nerd-fonts) -- `brew install font-hack-nerd-font`
+
+```sh
+fisher install IlanCosman/tide@v6
+```
+
+### Plugins
+
+`fzf` integration
+
+```sh
+fisher install patrickf1/fzf.fish
+```
+
+`z` utility
+
+```sh
+fisher install jethrokuan/z
+```
+
+
+