{ config, pkgs, lib, user, ... }:
{
  # NixOS: Install Starship system-wide (optional)
  environment.systemPackages = with pkgs; [ starship ];

  # Home Manager: Configure Starship for the user
  home-manager.users.${user.username} = {
    programs.starship = {
      enable = true;  # Enables Starship and adds init to shell configs
      settings = {
        # Example: Catppuccin Mocha theme
        add_newline = false;
        format = "$all";
        [character]
        success_symbol = "[❯](bold green)"
        error_symbol = "[❯](bold red)"
        vicmd_symbol = "[❮](bold blue)"
        [directory]
        truncation_length = 3
        style = "bold blue"
        [git_branch]
        symbol = " "
        style = "bold purple"
        format = "[$symbol$branch]($style) "
      };
    };

    # Optional: Manually ensure Starship init is in shell configs
    xdg.configFile."bashrc".text = lib.concatStringsSep "\n" [
      "${config.programs.starship.extraInit}"
      "eval \"$(starship init bash)\""
    ];
    xdg.configFile."zshrc".text = lib.concatStringsSep "\n" [
      "${config.programs.starship.extraInit}"
      "eval \"$(starship init zsh)\""
    ];
  };
}