sec05: EN downloads complete (30 files) + SUMMARY at-a-glance + lgdl queue infra
- 30/31 EN candidates downloaded via libgen, all content-verified
(magic+pages+first-page text); 08b 37-pp fragment discarded
- EN gaps: 04/05/15/16/23 not found (rare academic), 03/14 ia-restricted
- MANIFEST.md: EN sections per item + not-downloadable extended
- 26 cards: Downloads tables w/ EN rows + EN NOT FOUND notes (6 cards)
- SUMMARY.md created (canon v1): at-a-glance table 29 items, EN->RU authors
- tools/lgdl.py: speed-probe + CDN-edge re-draw (per-request get.php
302s to different storage hosts), connect timeout, stall wipe on first stall
- AGENTS.md: Lesson 9 (EN-queue infra: ads.php throttle, watchdog,
unbuffered logs, dual-queue trap, AA 403, i2p verdict)
Dmitry Kokorin
2a2699d61a