chore: upgrade to rails 7.1 and ruby 3.4 (#3457)

spec/models/server_spec.rb

@@ -120,6 +120,8 @@ describe Server do
   end
 
   describe "deletion" do
+    let(:server) { create(:server) }
+
     it "removes the database" do
       expect(server.message_db.provisioner).to receive(:drop).once
       server.provision_database = true

spec/rails_helper.rb

@@ -10,14 +10,12 @@ require "rspec/rails"
 require "spec_helper"
 require "factory_bot"
 require "timecop"
-require "database_cleaner"
 require "webmock/rspec"
 require "shoulda-matchers"
 
 DatabaseCleaner.allow_remote_database_url = true
 ActiveRecord::Base.logger = Logger.new("/dev/null")
 
-Dir[File.expand_path("factories/*.rb", __dir__)].each { |f| require f }
 Dir[File.expand_path("helpers/**/*.rb", __dir__)].each { |f| require f }
 
 ActionMailer::Base.delivery_method = :test

spec/services/webhook_delivery_service_spec.rb

@@ -59,8 +59,11 @@ RSpec.describe WebhookDeliveryService do
       end
 
       it "updates the last used at time on the webhook" do
-        service.call
-        expect(webhook.reload.last_used_at).to be_within(1.second).of(Time.current)
+        frozen_time = Time.current.change(usec: 0)
+        Timecop.freeze(frozen_time) do
+          service.call
+          expect(webhook.reload.last_used_at).to eq(frozen_time)
+        end
       end
     end