let-go

Thread doc metadata through def forms (#100)

feat(core): graph ns (toposort, Tarjan SCC) + read-all-string + scripts/sort-defns.lg (#98)

scripts: corpus-agnostic ir-stress harness (#96)

feat(ir): band2 — variadic, tail-call, destructure, multi-arity, type-infer (with review fixes) (#94)

perf(gogen): lazy AddLine for synthetic positions (#95)