Enrich Ancient China: fix duplicate title, correct temporal tags, add silk/iron/philosophy dates, key figures, Xia-Shang-Zhou Chronology Project

.automate/improve-history.log

@@ -37,3 +37,6 @@
 [2026-02-22T23:53:56+00:00] 4fb0a1 | Augustus
   status: UPDATED | Augustus | changes: Corrected birth name to "Gaius Octavius Thurinus"; added Battle of Philippi (42 BCE), Lepidus ousted (36 BCE), triple triumph (29 BCE), Imperium Maius (19 BCE), Pater Patriae (2 BCE), Temple of Mars Ultor (2 BCE), Tiberius adoption date (4 CE), Vigiles creation (6 CE), Princeps title note, Marcus Agrippa role, Virgil/Aeneid patronage; added Res Gestae Divi Augusti section; added deification note to Succession; added new Archaeology section on Somma Vesuviana villa discovery (2024); added footnotes [^5] (World History Encyclopedia/Mark) and [^6] (Smithsonian Magazine 2024); filed Vikunja bug #78 for MCP transport closing mid-session
   duration: 107s
+[2026-02-22T23:55:22+00:00] 11bfdd | Roman Roads
+  status: UPDATED | Roman Roads | changes: Fixed duplicate H1 heading; clarified Via Appia was initially Rome→Capua (312 BCE) then extended to Brindisi (late 3rd c. BCE); expanded Via Egnatia entry with builder (Gnaeus Egnatius), completion date (~120 BCE), and distance (~1,120 km) with date range tag; expanded Via Augusta with date tag (~8–2 BCE), origin road (Via Herculea), and route details; added date context for Roman Britain roads (~43–410 CE); added Milliarium Aureum erection date (20 BCE) with temporal tag; added network scale stats (29 highways, 113 provinces, 372 roads); added 4 new footnotes (Wikipedia Roman roads, LacusCurtius Via Appia, Wikipedia Via Augusta, LacusCurtius Milliarium Aureum); stripped answered review questions from document body
+  duration: 78s