Create a premium black-and-white vector-style line art eagle design for laser engraving on knives and firearms, with a bald eagle centered in flowing scrollwork, symmetrical oak leaves, vines, stars, arrows, and elegant patriotic ornamentation. Use crisp black outlines only, bold contrast, clean engraving-friendly line weights, and highly readable shapes. No shading, no gradients, no color, no blur, no clutter, transparent background, professional ornamental firearm engraving style.