refactor(font): split types into separate files for better maintainability

src/entities/Font/api/normalize/normalize.ts

@@ -12,10 +12,10 @@ import type {
     FontProvider,
     FontStyleUrls,
     FontSubset,
-    FontshareFont,
-    GoogleFontItem,
-    UnifiedFont,
-} from '../../model/types';
+} from '$entities/Font/model/types';
+import type { FontshareFont } from '$entities/Font/model/types/fontshare';
+import type { GoogleFontItem } from '$entities/Font/model/types/google';
+import type { UnifiedFont } from '$entities/Font/model/types/normalize';
 
 /**
  * Map Google Fonts category to unified FontCategory
@@ -272,3 +272,6 @@ export function normalizeFontshareFonts(
 ): UnifiedFont[] {
     return apiFonts.map(normalizeFontshareFont);
 }
+
+// Re-export UnifiedFont for backward compatibility
+export type { UnifiedFont } from '$entities/Font/model/types/normalize';