make-short — fully-TSX vertical shorts, end to end

Everything is code: no footage, no stock. One short = one Remotion composition fed by a beats contract, with voice and SFX layered on after render. Proven across the 12 example shorts in shorts/. The idea bank + niche ranking lives in IDEAS.md — read it when picking a topic, and grow it when brainstorming.

Run everything from the repo root. Tools are stdlib-only Python 3.10+; ffmpeg/node must be on PATH; API keys live in .env (see .env.example).

Artifact contract