youtube-to-bookplayer Download audio from a YouTube video, tag metadata, and push to BookPlayer on iPhone via USB. BookPlayer is an iOS audiobook player that resumes playback position — ideal for long-form YouTube content (lectures, audiobooks, podcasts). Files pushed to its directory are auto-imported on next app launch. --- Self-Evolving Skill : This skill improves through use. If instructions are wrong, parameters drifted, or a workaround was needed — fix this file immediately, don't defer. Only update for real, reproducible issues. Task Template Execute phases 0–5 sequentially. Each phase…