Pin SDA copy to the exact canonical compute-pool API (#2)

Visual polish: additive CSS/motion/a11y/meta only; all visible copy frozen (text-diff verified). No JS/server.py/Dockerfile/.github/.compliance changes.

fix(sunset-domain): repoint a11oy.net -> a-11-oy.com in SDA fabric + verify widget

sda: add missing vendored three.module.min.js + fix dead killinchu host

SZL SDA static surface — sovereign domain-superiority COP (khipu-sda-core)