ToolCheck had zero callers. GraphView was unreachable — the graph
builtin contributes nothing, so no surface ever built it; the flat
pql-connections ListView it held was never the owned-canvas graph
anyway (T-7 cancelled). The Governance Graph idea (Q-46/Q-49) starts
fresh if it lands.
Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>