PASS: functions loads advanced scraper module
PASS: migration creates retry queue
PASS: migration adds per-source scraper controls
PASS: migration adds diagnostics metrics
PASS: retry queue persistence helpers wired
PASS: collection uses terminal processed decision
PASS: collection uses paginated discovery
PASS: admin has test scraper action
PASS: admin exposes advanced source controls
PASS: admin exposes scraper diagnostics
PASS: cron log includes retry pending metric
PASS: advanced fetch retry helper exists
ADVANCED_SCRAPER_CONTRACTS_OK