Bears is extracted from PFire; ArcPermitsFire passes on a fused gun, a solution, or a free aim in arc.
Solve flies along Solution's direction. ArticulationPoint loses its yaw clamp and follows a per-group
aim point placed from the group's solution. Arcs gets its new brief; Broadside is new.
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Co-Authored-By: Claude Sonnet 5.5 <noreply@anthropic.com>