doc: update zsh readme

zsh/README.md

@@ -1,3 +1,17 @@
 # ZSH
 
 Shell par default du serveur cohabit.
+
+## Infos
+
+- `.zshrc` pour le `root`.
+- Gestionnaire de plugin/themes... : [Oh-My-ZSH](https://ohmyz.sh/).
+- Theme : `ys`.
+- Plugins : (`sudo`, `zsh-syntax-highlighting`, `zsh-autosuggestions`, `fzf`,
+  `zoxide`).
+- Alias utiles :
+  - `ls`, `ll`, `lt -L=$TREE_LEVEL` -> [eza](https://eza.rocks/) # Better `ls`
+  - `cat` -> [bat](https://github.com/sharkdp/bat) # Better `cat`
+  - `z` -> [zoxide](https://github.com/ajeetdsouza/zoxide) # Powerful `cd`
+  - `fzf` -> [fzf](https://github.com/junegunn/fzf) # Fuzzy finder
+  - `fp` -> `fzf` with file preview