Route non-login redirects to the browser once; keep login redirects terminal
and record only the Location path and login classification.
Two paced reading sessions with ordered delivery and unbilled duplicate
positions; primary-read and soft-refusal counts in SUMMARY.
Never resend a browser-child start POST; keep the exact child build pin.
Await admitted work and flush output before the template's fast process exit.
Public post details by URL, with ordered input outcomes, unbilled statuses
and duplicate caching, slideshow metadata, optional subtitles and files.
Browserless automatic-proxy primary with the pinned shared browser service;
browser-served downloads explicitly report unavailable session continuity.