vision / 80cd68dae284

add then concatenation (§1.13 Part 4): <text> then <text> joins (associative chain), owned result freed; plus on text now a clear error pointing at interpolation/then (was a silent char* miscompile); then on a number points at as text; vis_concat; 1346/1346, oracle 1/1, ASan-clean — text-construction keystone COMPLETE

dev · 18 hours ago · 2026-06-24 · 726.3 KB

session: text construction · agent: claude-opus-4-8

parent: 3666b99ca324