#!/bin/bash

set -euo pipefail

if [ $# -eq 0 ]; then
  echo "Usage: $0 <branch-name>"
  exit 1
fi

BRANCH_NAME="$1"
ROOT_DIR=$(git rev-parse --show-toplevel)
WORKTREES_DIR="$ROOT_DIR/.worktrees"

mkdir -p "$WORKTREES_DIR"

git worktree add -b "$BRANCH_NAME" "$WORKTREES_DIR/$BRANCH_NAME"

echo "Worktree created at $WORKTREES_DIR/$BRANCH_NAME"