{ pkgs, ... }: {
  # starship - a customizable prompt for any shell
  programs.starship = {
    enable = true;
    # custom settings
    settings = {
      format =
        "[](bg:#1e1e2e fg:#a6e3a1)$username$hostname[](fg:#a6e3a1 bg:#89b4fa)$directory[](fg:#89b4fa bg:#cba6f7)$direnv[](fg:#cba6f7 bg:#f9e2af)$git_branch$git_status[](fg:#f9e2af bg:#1e1e2e)$character";
      username = {
        show_always = true;
        format = "[ $user@]($style)";
        style_user = "fg:#313244 bg:#a6e3a1";
        style_root = "fg:#313244 bg:#a6e3a1";
      };
      hostname = {
        ssh_only = false;
        format = "[$hostname $ssh_symbol]($style)";
        style = "fg:#313244 bg:#a6e3a1";
      };
      directory = {
        format = "[ $path ]($style)";
        style = "fg:#313244 bg:#89b4fa";
      };
      git_branch = {
        format = "[ $symbol$branch(:$remote_branch) ]($style)";
        symbol = "  ";
        style = "fg:#313244 bg:#f9e2af";
      };
      direnv = {
        symbol = "󱄅 ";
        format = "[ $symbol$loaded/$allowed ]($style)";
        disabled = false;
        style = "fg:#313244 bg:#cba6f7";
      };
      git_status = {
        format = "[$all_status]($style)";
        style = "fg:#313244 bg:#f9e2af";
      };
      git_metrics = {
        format = "([+$added]($added_style))[]($added_style)";
        added_style = "fg:#313244 bg:#f9e2af";
        deleted_style = "fg:bright-red bg:235";
        disabled = false;
      };
      hg_branch = {
        format = "[ $symbol$branch ]($style)";
        symbol = " ";
      };
      cmd_duration = {
        format = "[  $duration ]($style)";
        style = "fg:bright-white bg:18";
      };
      character = {
        success_symbol = "[ ](#a6e3a1) ";
        error_symbol = "[ ✗](#f38ba8) ";
      };
      add_newline = false;
    };
  };
  users.defaultUserShell = pkgs.fish;
  programs.fish = {
    enable = true;
    shellInit = ''
      export PATH="$PATH:$HOME/bin:$HOME/.local/bin:$HOME/go/bin"
    '';

    shellAliases = let ezaArgs = "--time-style='+%Y-%m-%d %H:%M' --icons=auto";
    in {
      ff = "fastfetch";
      neofetch = "fastfetch";
      nf = "fastfetch";

      lg = "lazygit";
      lad = "lazydocker";

      clip = "wl-copy";
      paste = "wl-paste";
      cat = "bat";

      l = "eza -lhg ${ezaArgs}";
      la = "eza -lAh ${ezaArgs}";
      ll = "eza -lhg ${ezaArgs}";
      ls = "eza ${ezaArgs}";
      lsa = "eza -lah ${ezaArgs}";
      tree = "eza --tree --git-ignore ${ezaArgs}";
      git = "hub";

      create-devenv = "nix flake init --template github:cachix/devenv && direnv allow";
      develop = "nix develop --no-pure-eval";
      nixpkgs-update = "nix run --option extra-substituters 'https://nix-community.cachix.org/' --option extra-trusted-public-keys 'nix-community.cachix.org-1:mB9FSh9qf2dCimDSUo8Zy7bkq5CX+/rkCWyvRCYg3Fs=' github:ryantm/nixpkgs-update --";
      nixrc = "$EDITOR /etc/nixos";
      delete-vscode-settings-backup = "rm -rf ~/.config/Code/User/settings.json.bak";
      upd =
        "sudo nixos-generate-config --dir /etc/nixos/hosts && sudo rm /etc/nixos/hosts/configuration.nix && sudo mv /etc/nixos/hosts/hardware-configuration.nix /etc/nixos/hosts/$(hostname).nix && git -C /etc/nixos --git-dir=/etc/nixos/.git add /etc/nixos/hosts/$(hostname).nix && delete-vscode-settings-backup && sudo nixos-rebuild switch --flake /etc/nixos";

      taildrop = "tailscale file";

      forgejo-runner = "act_runner";
      runactions =
        "act_runner exec --default-actions-url=https://www.coastalcommits.com --gitea-instance=https://www.coastalcommits.com";

      c = "clear";
      # alias sudo to itself so user aliases can be sudoed
      sudo = "sudo ";
      s = "sudo ";
    };
  };
}