Fix handling announcements with links (#16941)

Broken since #15827

app/models/status.rb

@@ -338,7 +338,7 @@ class Status < ApplicationRecord
     def from_text(text)
       return [] if text.blank?
 
-      text.scan(FetchLinkCardService::URL_PATTERN).map(&:first).uniq.filter_map do |url|
+      text.scan(FetchLinkCardService::URL_PATTERN).map(&:second).uniq.filter_map do |url|
         status = begin
           if TagManager.instance.local_url?(url)
             ActivityPub::TagManager.instance.uri_to_resource(url, Status)

spec/workers/publish_scheduled_announcement_worker_spec.rb

@@ -0,0 +1,26 @@
+# frozen_string_literal: true
+
+require 'rails_helper'
+
+describe PublishScheduledAnnouncementWorker do
+  subject { described_class.new }
+
+  let!(:remote_account) { Fabricate(:account, domain: 'domain.com', username: 'foo', uri: 'https://domain.com/users/foo') }
+  let!(:remote_status)  { Fabricate(:status, uri: 'https://domain.com/users/foo/12345', account: remote_account) }
+  let!(:local_status)   { Fabricate(:status) }
+  let(:scheduled_announcement) { Fabricate(:announcement, text: "rebooting very soon, see #{ActivityPub::TagManager.instance.uri_for(remote_status)} and #{ActivityPub::TagManager.instance.uri_for(local_status)}") }
+
+  describe 'perform' do
+    before do
+      service = double
+      allow(FetchRemoteStatusService).to receive(:new).and_return(service)
+      allow(service).to receive(:call).with('https://domain.com/users/foo/12345') { remote_status.reload }
+
+      subject.perform(scheduled_announcement.id)
+    end
+
+    it 'updates the linked statuses' do
+      expect(scheduled_announcement.reload.status_ids).to eq [remote_status.id, local_status.id]
+    end
+  end
+end