How to prove a jsgui3 SSR + client-activation app actually works, and the traps that make it look like it works when it does not. Use this skill whenever you change, review, or debug anything under src/ui/server/*/controls/ or any jsgui3 Control — before claiming a change works, when a control rende
How to prove a jsgui3 SSR + client-activation app actually works, and the traps that make it look like it works when it does not. Use this skill whenever you change, review, or debug anything under src/ui/server/*/controls/ or any jsgui3 Control — before claiming a change works, when a control renders empty or stale, when adopting a stock jsgui3 control, or when a green test suite disagrees with w