feat: add core domain types for Photo Gallery SDK including media items, albums, and annotations

vendor/photo-gallery-sdk/src/components/aiContext.tsx

@@ -0,0 +1,12 @@
+'use client';
+
+import { createContext, useContext } from 'react';
+
+import type { AIProvider } from '../ai/types';
+
+/** Makes the configured AIProvider available to UI (e.g. the editor's AI tools). */
+export const AIProviderContext = createContext<AIProvider | null>(null);
+
+export function useAIProvider(): AIProvider | null {
+  return useContext(AIProviderContext);
+}