Use when creating, adding, drawing, editing, regenerating, or inserting Plotly visualizations for the hse_ts_course time-series lecture notes in lectures/ts_notes.
Use when extracting audio tracks from hse_ts_course lecture or seminar video files into committed content-level audio/raw folders for transcription pipelines.
Use when turning hse_ts_course lecture or seminar videos/audio and PDF materials into raw transcriptions and cleaned markdown notes by extracting audio, transcribing sequentially through OpenAI or an OpenAI-compatible API, visually checking PDF pages, and validating LaTeX.