Replaces the tests that pinned nested acceptance with refusal tests plus disjoint controls; gun arcs 10..360 against rows
of 1..5 thrusters; 360.01 and 360.5 against the thruster cap; a plan test that a thruster row adds no gun rig.
Findings nested-actuators-accepted and gun-conflict-pinned-at-fixture-sizes. Builds.
Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>