Pure full-graph resolution (G3L:ARC-002): manual overrides applied last. No caching, no incremental machinery; the reference semantics the engine's incremental path must agree with (asserted in tests).
Optional
Pure full-graph resolution (G3L:ARC-002): manual overrides applied last. No caching, no incremental machinery; the reference semantics the engine's incremental path must agree with (asserted in tests).