Fix admin regressions from Biome refactor: theme init, mobile nav, i18n.

Restore valid browser JS in theme-init, close mobile sidebar on navigation, and split autoDjForm title/trackTitle across locales.

Co-authored-by: Cursor <[email protected]>

src/components/admin/admin-mobile-wrapper.tsx

@@ -1,7 +1,23 @@
 "use client";
 
 import { Menu, X } from "lucide-react";
-import { type ReactNode, useEffect, useState } from "react";
+import {
+	createContext,
+	type ReactNode,
+	useCallback,
+	useContext,
+	useEffect,
+	useMemo,
+	useState,
+} from "react";
+
+const AdminMobileContext = createContext<{ close: () => void }>({
+	close: () => {},
+});
+
+export function useAdminMobile() {
+	return useContext(AdminMobileContext);
+}
 
 export function AdminMobileWrapper({
 	sidebar,
@@ -11,6 +27,8 @@ export function AdminMobileWrapper({
 	children: ReactNode;
 }) {
 	const [open, setOpen] = useState(false);
+	const close = useCallback(() => setOpen(false), []);
+	const mobile = useMemo(() => ({ close }), [close]);
 
 	useEffect(() => {
 		if (!open) return;
@@ -22,6 +40,7 @@ export function AdminMobileWrapper({
 	}, [open]);
 
 	return (
+		<AdminMobileContext.Provider value={mobile}>
 		<div className="min-h-screen bg-[var(--admin-canvas)] flex flex-col lg:flex-row">
 			{/* Mobile header */}
 			<div
@@ -72,5 +91,6 @@ export function AdminMobileWrapper({
 			{/* Content */}
 			<div className="flex flex-col flex-1 min-w-0">{children}</div>
 		</div>
+		</AdminMobileContext.Provider>
 	);
 }