feat: cut over rust web main shell

wolai-frontend/src/components/search/SearchPaletteHost.tsx

@@ -8,6 +8,13 @@ type SearchPaletteProps = {
   workspaceId: string | null;
 };
 
+export const SEARCH_PALETTE_ISLAND_CONTRACT = {
+  shellOwner: "mnote-web",
+  runtimeRole: "react_interaction_island",
+  island: "search_palette",
+  transport: "/api/search/documents",
+} as const;
+
 const SearchPaletteRuntime = dynamic<SearchPaletteProps>(
   () => import("./search-palette.runtime").then((mod) => mod.SearchPalette),
   {
@@ -46,5 +53,13 @@ export function SearchPaletteHost({ workspaceId }: SearchPaletteProps) {
     return null;
   }
 
-  return <SearchPaletteRuntime workspaceId={workspaceId} />;
+  return (
+    <div
+      data-react-island={SEARCH_PALETTE_ISLAND_CONTRACT.island}
+      data-runtime-role={SEARCH_PALETTE_ISLAND_CONTRACT.runtimeRole}
+      data-shell-owner={SEARCH_PALETTE_ISLAND_CONTRACT.shellOwner}
+    >
+      <SearchPaletteRuntime workspaceId={workspaceId} />
+    </div>
+  );
 }