feat(20-02): wire FabMenu and CatalogSearchOverlay into root layout

- Replace old single-action FAB with FabMenu component
- Add CatalogSearchOverlay to root layout
- FAB now visible on all authenticated non-public routes
- Detect setups page for conditional New Setup menu item
- Remove unused openAddPanel reference

src/client/routes/__root.tsx

@@ -10,8 +10,10 @@ import {
 import { useState } from "react";
 import "../app.css";
 import { CandidateForm } from "../components/CandidateForm";
+import { CatalogSearchOverlay } from "../components/CatalogSearchOverlay";
 import { ConfirmDialog } from "../components/ConfirmDialog";
 import { ExternalLinkDialog } from "../components/ExternalLinkDialog";
+import { FabMenu } from "../components/FabMenu";
 import { ItemForm } from "../components/ItemForm";
 import { OnboardingWizard } from "../components/OnboardingWizard";
 import { SlideOutPanel } from "../components/SlideOutPanel";
@@ -80,7 +82,6 @@ function RootLayout() {
 	// Item panel state
 	const panelMode = useUIStore((s) => s.panelMode);
 	const editingItemId = useUIStore((s) => s.editingItemId);
-	const openAddPanel = useUIStore((s) => s.openAddPanel);
 	const closePanel = useUIStore((s) => s.closePanel);
 
 	// Candidate panel state
@@ -144,16 +145,6 @@ function RootLayout() {
 			? { linkTo: "/" }
 			: { linkTo: "/" };
 
-	// FAB visibility: only show on /collection route when gear tab is active
-	const collectionSearch = matchRoute({ to: "/collection" }) as
-		| { tab?: string }
-		| false;
-	const showFab =
-		isCollection &&
-		(!collectionSearch ||
-			!(collectionSearch as Record<string, string>).tab ||
-			(collectionSearch as Record<string, string>).tab === "gear");
-
 	// Show loading while checking auth
 	if (authLoading) {
 		return (
@@ -168,6 +159,10 @@ function RootLayout() {
 	const isPublicRoute =
 		location.pathname.startsWith("/users/") || location.pathname === "/login";
 
+	// FAB visibility: show on all authenticated, non-public routes
+	const isSetupsPage = !!matchRoute({ to: "/setups", fuzzy: true });
+	const showFab = isAuthenticated && !isPublicRoute;
+
 	if (!isAuthenticated && !isPublicRoute) {
 		window.location.href = "/login";
 		return (
@@ -253,29 +248,11 @@ function RootLayout() {
 				/>
 			)}
 
-			{/* Floating Add Button - only on collection gear tab */}
-			{showFab && isAuthenticated && (
-				<button
-					type="button"
-					onClick={openAddPanel}
-					className="fixed bottom-6 right-6 z-20 w-14 h-14 bg-gray-700 hover:bg-gray-800 text-white rounded-full shadow-lg hover:shadow-xl transition-all flex items-center justify-center"
-					title="Add new item"
-				>
-					<svg
-						className="w-6 h-6"
-						fill="none"
-						stroke="currentColor"
-						viewBox="0 0 24 24"
-					>
-						<path
-							strokeLinecap="round"
-							strokeLinejoin="round"
-							strokeWidth={2}
-							d="M12 4v16m8-8H4"
-						/>
-					</svg>
-				</button>
-			)}
+			{/* Floating Action Button */}
+			{showFab && <FabMenu isSetupsPage={isSetupsPage} />}
+
+			{/* Catalog Search Overlay */}
+			<CatalogSearchOverlay />
 
 			{/* Onboarding Wizard */}
 			{showWizard && (