feat: streamline Kiku duplicate grouping and popup flow (#38)

src/renderer/kiku-open.ts

@@ -0,0 +1,7 @@
+export function prepareForKikuFieldGroupingOpen(options: {
+  closeLookupWindow: () => boolean;
+  pausePlayback: () => void;
+}): void {
+  options.closeLookupWindow();
+  options.pausePlayback();
+}