git hook that will copy files or directories to a newly create worktrees. Designed for bare repos.

post-checkout

#!/bin/bash

if [[ "$1" == "0000000000000000000000000000000000000000" ]]; then
  paths=(.mcp.json .claude CLAUDE.md AGENTS.md)
  basepath=$(dirname $(pwd))
  worktree=$(basename $(pwd))

  for path in "${paths[@]}"; do
    # The file or directory to copy
    target="$basepath/$path"

    # The path of newly create worktree
    destination="$(pwd)/$path"

    if [[ -d "$target" ]]; then
      cp -r "$target" "$destination"
      echo "Copied directory: $path to $worktree"
    elif [[ -f "$target" ]]; then
      # It's a file
      cp "$target" "$destination"
      echo "Copied file: $path to $worktree"
    else
      echo "Warning: '$path' not found, skipping."
    fi
  done

fi