Create script to generate dummy data, for perf investigation

lib/tasks/dummy_data.rake

@@ -0,0 +1,37 @@
+# frozen_string_literal: true
+
+desc 'Import dummy data into the database, to create a more realistic development experience'
+task dummy_data: :environment do
+  raise 'Only run this in development' unless Rails.env.development?
+
+  domain = ENV['LOCAL_DOMAIN'] || Rails.configuration.x.local_domain
+
+  admin = Account.find_by!(username: 'admin')
+
+  accounts = 1.upto(1_000).map do |num|
+    username = "#{Faker::Internet.username(separators: %w[_])}#{num}"
+    password = Faker::Internet.password
+
+    Account.create!(username: username).tap do |account|
+      account.create_user!({
+        email: "#{username}@#{domain}",
+        password: password,
+        password_confirmation: password,
+        agreement: true,
+        approved: true
+      })
+    end
+  end
+
+  accounts.each do |acct|
+    FollowService.new.call(admin, acct)
+  end
+
+  statuses = (accounts + [admin]).map do |account|
+    PostStatusService.new.call(account, text: Faker::Lorem.paragraph(sentence_count: 20))
+  end
+
+  accounts.sample(200).zip(statuses.sample(200)).each do |account, status|
+    ReblogService.new.call(account, status)
+  end
+end