feat: Implement new follower of me trigger for twitter

packages/backend/src/apps/twitter/triggers/my-followers.ts

@@ -0,0 +1,28 @@
+import TwitterClient from '../client';
+
+export default class MyFollowers {
+  client: TwitterClient;
+
+  constructor(client: TwitterClient) {
+    this.client = client;
+  }
+
+  async run(lastInternalId: string) {
+    return this.getFollowers(lastInternalId);
+  }
+
+  async testRun() {
+    return this.getFollowers();
+  }
+
+  async getFollowers(lastInternalId?: string) {
+    const { username } = await this.client.getCurrentUser.run();
+    const user = await this.client.getUserByUsername.run(username as string);
+
+    const tweets = await this.client.getUserFollowers.run(
+      user.id,
+      lastInternalId
+    );
+    return tweets;
+  }
+}