From a token to a file
lw tokens createAn owner mints it once. Send it as Bearer lwt_…
GET /api/v1/discovery/meFormats this server renders, and whether the token may render
GET /api/v1/schema/:toolIdHidden, locked and choice inputs already applied
POST /api/v1/render{ toolId, format, inputs }
Step 4 answers in one of two ways
200 with the bytes, their media type and an x-lolly-brand-check header
?async=1
202 { jobId, statusUrl }x-lw-job-token headernotify.webhook.url