Dotfiles bootstrap script

bootstrap.sh

#!/usr/bin/env bash
set -euo pipefail

echo "Bootstrapping dotfiles..."
DOTFILES_DIR="$HOME/dotfiles"

if ! command -v brew >/dev/null 2>&1; then
    echo "Installing Homebrew..."
    /bin/bash -c "$(curl -fsSL https://raw.githubusercontent.com/Homebrew/install/HEAD/install.sh)"
fi

if [ -x /opt/homebrew/bin/brew ]; then
    eval "$(/opt/homebrew/bin/brew shellenv)"
fi

if ! command -v git &>/dev/null || ! command -v gh &>/dev/null; then
    echo "Installing git and gh via Homebrew..."
    HOMEBREW_NO_AUTO_UPDATE=1 HOMEBREW_NO_ENV_HINTS=1 brew install --yes git gh
fi

if ! gh auth status &>/dev/null; then
    echo "Authenticating GitHub CLI (visit https://github.com/login/device and enter the code below):"
    gh auth login --hostname github.com --git-protocol https --web </dev/null
fi

if [ ! -d "$DOTFILES_DIR" ]; then
    echo "Cloning helgi/dotfiles into $DOTFILES_DIR..."
    gh repo clone helgi/dotfiles "$DOTFILES_DIR"
else
    echo "Dotfiles repo already exists at $DOTFILES_DIR. Pulling latest updates..."
    git -C "$DOTFILES_DIR" pull --ff-only
fi

echo "Handing off to install.sh..."
exec "$DOTFILES_DIR/install.sh"