added Context

app/AppContext.tsx

@@ -0,0 +1,18 @@
+'use client';
+
+import { createContext, useContext, useState, ReactNode } from 'react';
+import type { AppContext, Tilt } from '@/types';
+
+const AppContext = createContext<AppContext | undefined>(undefined);
+
+export function AppProvider({ children }: { children: ReactNode }) {
+	const [tilts, setTilts] = useState<Tilt[]>([]);
+
+	return <AppContext.Provider value={{ tilts, setTilts }}>{children}</AppContext.Provider>;
+}
+
+export function useAppContext(): AppContext {
+	const context = useContext(AppContext);
+	if (!context) throw new Error('useAppContext must be used within AppProvider');
+	return context;
+}