[unohee]

Summary

• Count top-level gitignored paths that are not shared, including unreadable paths.
• Warn with count and names during worktree setup.
• Include the missing-path list beside sharedPaths in English and Korean worker/reviewer prompts.
• Add coverage for none, ignored configured/unconfigured, partial sharing, and inaccessible paths.

Verification

• passed.
• Focused Vitest and full typecheck could not run: dependencies are absent in this worktree. Typecheck reports missing unrelated packages and baseline errors.