Wow English proxy + catalog API

Catalog:
  GET /api/catalog                 full catalog (levels -> units -> episodes)
  GET /api/levels                  level list
  GET /api/level/:levelId          one level (yellow/red/blue/green/orange/bronze/silver/gold)

Media (each episode has a videoId + h hash from the catalog):
  GET /api/play/:videoId?h=<hash>&q=720    302 -> seekable mp4
  GET /api/cover/:videoId?h=<hash>         302 -> thumbnail jpg
  GET /info/:videoId?h=<hash>              JSON qualities + thumbnail

q is optional (1080 / 720 / 540 / 360). Default = best.

Example:
  curl -L -o u1.mp4 "https://<worker>/api/play/260733699?h=0a5e1eb54b&q=1080"