Backend-neutral builtin argument contract (spec -> parser), with three-engine benchmarks - #1

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lu-zero wants to merge 10 commits into

Commits on Aug 25, 2026

feat!(!): backend-neutral builtin argument contract
lu_zero
committed
71c1e3c
feat!(!): convert all builtins to the backend-neutral SpecCommand contract
lu_zero
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67fa0ad
feat!(!): backend-neutral builtin argument contract
lu_zero
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c86f332
feat: selectable parser backend per build; convert pwd to SpecCommand
lu_zero
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f7d7b9f
fix: gate bpaf backend on selection; usage wins in mixed feature builds
lu_zero
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8fb61ae
fix(argmodel): route positional events/values through positional slots
lu_zero
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5435ede
perf(argmodel): intern usage command graphs per (spec, name)
lu_zero
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3e726a3
fix(argmodel): repair clap backend; restore parity test coverage
lu_zero
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97e1cc9
chore: remove accidentally committed build artifacts
lu_zero
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0835811
chore: ignore target-clap build directory
lu_zero
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709edbb