リモートのピン留め投稿取得対応 (#2798)

* Fetch featured

* Handle featured change

* Fix typo

src/remote/activitypub/kernel/index.ts

@@ -8,6 +8,8 @@ import like from './like';
 import announce from './announce';
 import accept from './accept';
 import reject from './reject';
+import add from './add';
+import remove from './remove';
 
 const self = async (actor: IRemoteUser, activity: Object): Promise<void> => {
 	switch (activity.type) {
@@ -31,6 +33,14 @@ const self = async (actor: IRemoteUser, activity: Object): Promise<void> => {
 		await reject(actor, activity);
 		break;
 
+	case 'Add':
+		await add(actor, activity).catch(err => console.log(err));
+		break;
+
+	case 'Remove':
+		await remove(actor, activity).catch(err => console.log(err));
+		break;
+
 	case 'Announce':
 		await announce(actor, activity);
 		break;