Restore Guinea-Bissau convoy link dropped by changes.yaml churn

@@ -36,5 +36,6 @@ history) — verify and build on them, don't duplicate.
 - Profile already complete (audit 0/0 unchanged); black_market extended with Feb 2026 Senegal-border flow (56 kg GW-bound convoy, 10+ t Ziguinchor seizures) + new aq26 source, linked to new history entry.
 - New `changes.yaml` entry `guinea-bissau-senegal-cannabis-convoy-2026` (checked, from AfricanQuarters 28 Oct 2026 piece which I read in full). NOT committed: tree's changes.yaml carries another agent's uncommitted full-file reorder — committing would sweep their work. Entry verified in review builds; needs re-check once their reorder lands.
-- Page + new history page verified in review HTML.
+- Page + new history page verified in review HTML (re-verified after restore, see below).
+- INCIDENT: another agent's changes.yaml churn dropped the convoy entry and stripped the gw.yaml link. Entry re-appended at EOF (below Mongolia agent's uncommitted hunks — untouched) and link restored; both re-verified. changes.yaml left uncommitted (Mongolia work inside); entry must be preserved when they commit — flagging in final report.
 - Left: driving/arrests (no GW-side sources found), words/culture (no atlas entry), 1920s–60s, 1980s, 2000s–2020s decades; first-restriction estimate kept; 1995 conventions entry too thin for an article.
 ## gq — committed