- Rename `worktree.destroy` config field to `worktree.teardown` (breaking) - Rename getWorktreeDestroyCommands/runWorktreeDestroyCommands → teardown - Add PASEO_WORKTREE_PORT to teardown env from persisted metadata (omit if missing) - Extract worktree orchestration from session.ts into worktree-session.ts - Document teardown lifecycle hooks in worktree docs