Better error handling

src/remote/activitypub/models/person.ts

@@ -80,7 +80,9 @@ export async function createPerson(value: any, resolver?: Resolver): Promise<IUs
 	const summaryDOM = JSDOM.fragment(person.summary);
 
 	// Create user
-	const user = await User.insert({
+	let user: IRemoteUser;
+	try {
+		user = await User.insert({
 			avatarId: null,
 			bannerId: null,
 			createdAt: Date.parse(person.published) || null,
@@ -101,6 +103,15 @@ export async function createPerson(value: any, resolver?: Resolver): Promise<IUs
 			uri: person.id,
 			url: person.url
 		}) as IRemoteUser;
+	} catch (e) {
+		// duplicate key error
+		if (e.code === 11000) {
+			throw new Error('already registered');
+		}
+
+		console.error(e);
+		throw e;
+	}
 
 	//#region アイコンとヘッダー画像をフェッチ
 	const [avatarId, bannerId] = (await Promise.all([