feat: drop plugin-side min window size; let Figma enforce its own limit

src/main.ts

@@ -179,11 +179,13 @@ export default function () {
   function clampWindowSize (size: { width: number; height: number }) {
     const b = figma.viewport.bounds
     const zoom = figma.viewport.zoom || 1
+    // Upper bound only — based on the visible viewport. Figma itself enforces its own
+    // minimum window size, so we no longer clamp a floor here.
     const maxW = Math.max(320, Math.round(b.width * zoom))
     const maxH = Math.max(200, Math.round(b.height * zoom))
     return {
-      width: Math.max(320, Math.min(maxW, Math.round(size.width))),
-      height: Math.max(200, Math.min(maxH, Math.round(size.height)))
+      width: Math.min(maxW, Math.round(size.width)),
+      height: Math.min(maxH, Math.round(size.height))
     }
   }