Chore: Improve conversation auto resolution (#3405)

Fixes: #1583

spec/jobs/account/conversations_resolution_scheduler_job_spec.rb

@@ -0,0 +1,18 @@
+require 'rails_helper'
+
+RSpec.describe Account::ConversationsResolutionSchedulerJob, type: :job do
+  subject(:job) { described_class.perform_later }
+
+  let!(:account) { create(:account) }
+
+  it 'enqueues the job' do
+    expect { job }.to have_enqueued_job(described_class)
+      .on_queue('scheduled_jobs')
+  end
+
+  it 'enqueues Conversations::ResolutionJob' do
+    account.update(auto_resolve_duration: 10)
+    expect(Conversations::ResolutionJob).to receive(:perform_later).with(account: account).once
+    described_class.perform_now
+  end
+end