03 Authoritative Callgraph

Verdict CALLGRAPH_UNCLASSIFIED_RISK. Direct v2 references are gone. Claimed structural graph is regex over pg_get_functiondef/viewdef, depth capped at 10, only names containing qt001, misses dynamic SQL and non-QT001 dependencies, has 0 external dependencies, only 3 manual roots, and trusts a Directus-writable classification table. Empty/deleted roots can pass; strings/comments create false edges. Live roots=3 nodes=43, while QT001 has 43 functions and 161 views.