blogger-agent は何をしますか？
Generate lightweight language learning and educational videos with two-tier subtitles (primary focus subtitle in center and context review stream at bottom) from sentence text and audio using Edge-TTS, Pillow, and FFmpeg. Use when asked to create dual-subtitle videos, listening practice videos, educational text-to-video, or vocabulary drills. Fully compatible with publish-video standard payloads and multi-platform publishing. For cinematic narrative videos from articles/documents via NotebookLM,