Playwright MCP, the Superpowers brainstorming companion and the
claude-remember plugin write generated, machine-local data into the
project directory by default (.playwright-mcp/, .superpowers/ and
.remember/). None of it is shared project configuration.
Claude Code creates git worktrees under .claude/worktrees/ at the repository
root. The official documentation explicitly recommends gitignoring this path
so worktree contents don't appear as untracked files in the main checkout.
Co-Authored-By: Claude Opus 5 <noreply@anthropic.com>
Keep only documented local/high-churn agent artifacts active by default, preserving common shared instruction/config files as commented opt-in examples