refactor: enhance character data transformation and improve fetching logic in character-related scripts

scripts/import-json.ts

@@ -119,6 +119,7 @@ function transformCharacterData(item: CharacterRecord) {
 	return {
 		id: item.id,
 		name: item.name,
+		frName: toNullable(item.frName),
 		gender: toNullable(item.gender),
 		age: toNullable(item.age),
 		affiliations: toJsonArray(item.affiliations),
@@ -137,7 +138,8 @@ function transformCharacterData(item: CharacterRecord) {
 		frEpithets: toJsonArray(item.frEpithets),
 		status: toNullable(item.status),
 		arcId: toNullable(item.arcId),
-		url: toNullable(item.url)
+		url: toNullable(item.url),
+		frUrl: toNullable(item.frUrl)
 	};
 }