chore: move zsh under shells

users/profiles/shells/zsh.nix

@@ -0,0 +1,51 @@
+{ config, lib, ... }: {
+  programs = {
+    zsh = {
+      enable = true;
+
+      enableCompletion = true;
+      # enableSyntaxHighlighting = true;
+      enableVteIntegration = true;
+
+      dotDir = ".config/zsh";
+
+      history.path = "$ZDOTDIR/.zsh_history";
+
+      oh-my-zsh = {
+        enable = true;
+        plugins = [
+          # Display
+          "colorize"
+          "colored-man-pages"
+
+          # zsh modifications
+          "zsh-interactive-cd"
+          "zsh_reload"
+          "command-not-found"
+
+          # Aliases
+          "alias-finder"
+
+          # Applications
+          ## Docker
+          "docker"
+          ## Python
+          "pip"
+          "python"
+          ## Systemd
+          "systemd"
+          ## Git
+          "git"
+          "github"
+          "gitignore"
+          ## Emacs
+          "emacs"
+          ## Vim
+          "fancy-ctrl-z"
+        ];
+      };
+    };
+
+    starship.enableZshIntegration = lib.mkIf config.programs.starship.enable true;
+  };
+}