{
  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
      # Simple settings (flat Nix attributes)
      settings = {
        add_newline = false;
      };
    };

    # Provide a full starship.toml via xdg.configFile
    xdg.configFile."starship.toml".text = ''
      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)\""
    ];
  };
}