v3.13.0
Grade A (90.6%), 11/11 penetration@80 (100%). 8 work items (PMAT-600 through PMAT-607). Key features: - pmat query PV:L2 contract metadata enrichment (O(1) from index) - Workspace query 480x speedup (86s → 0.18s) - 10 sovereign deps → aprender monorepo on crates.io - make bench-perf with 11-operation budget enforcement - 5 falsified book contracts - 15130 tests, clippy clean, zero panics