update apply diff

src/contexts/DiffStrategyContext.tsx

@@ -0,0 +1,31 @@
+import {
+	PropsWithChildren,
+	createContext,
+	useContext,
+	useMemo
+} from 'react'
+
+import { DiffStrategy } from '../core/diff/DiffStrategy'
+
+
+const DiffStrategyContext = createContext<DiffStrategy>(null)
+
+export function DiffStrategyProvider({
+	diffStrategy,
+	children,
+}: PropsWithChildren<{ diffStrategy: DiffStrategy }>) {
+
+	const value = useMemo(() => {
+		return diffStrategy
+	}, [diffStrategy])
+
+	return <DiffStrategyContext.Provider value={value}>{children}</DiffStrategyContext.Provider>
+}
+
+export function useDiffStrategy() {
+	const context = useContext(DiffStrategyContext)
+	if (!context) {
+		throw new Error('DiffStrategyContext is not initialized')
+	}
+	return context
+}