feat(docs): write batch 19 — deep_frontier hops 8-9, 18 systems
Afrikaans deep north: Droëland (GJ 914A), Skuilplek (GJ 722)
Germanic deep frontier: Leuchtturm (GJ 142), Vorposten (GJ 309),
Helle Wacht (GJ 598), Randgebiet (GJ 349), Neugrund (GJ 675),
Altgrund (GJ 189), Tiefenbach (GJ 174)
Portuguese south deep: Sertão (GJ 138), Travessa (GJ 482B),
Pedra Funda (GJ 204), Dois Sóis (GJ 707), Recanto (GJ 556),
Encruzilhada (GJ 211)
Unsettled: GJ 324A, GJ 425A, GJ 167
Five "fleeing from" narratives: Commission regulatory crackdown
(Skuilplek), theological schism (Pedra Funda), political exile
(Recanto), Compact dissidents (Helle Wacht), Gate Silence
survivors (Encruzilhada). Plus Secession-era flight (Tiefenbach)
and refugee absorption (Altgrund).
Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>