remove delayed_job, use structure.sql

Rakefile

@@ -100,34 +100,6 @@ task good_job: %i[environment set_ar_stdout set_logger_stdout] do
   exec(cmd)
 end
 
-task recompute_job_signatures: :environment do
-  ActiveRecord::Base.logger = Logger.new(STDOUT)
-  ActiveRecord::Base.logger.level = :error
-
-  start_at = ENV["start_at"]&.to_i || 0
-  count = 0
-  destroyed = 0
-  puts "# jobs: #{Delayed::Job.count}"
-  Delayed::Job.find_each(start: start_at) do |job|
-    job.set_signature
-    unless job.save
-      job.destroy
-      destroyed += 1
-    end
-    count += 1
-    if count % 50 == 0
-      puts "processed #{count}, destroyed #{destroyed} - last id: #{job.id}"
-    end
-  end
-end
-
-task workoff_failed_jobs: %i[environment set_ar_stdout set_logger_stdout] do
-  worker = Delayed::Worker.new
-  Delayed::Job
-    .where("last_error is not null and attempts <= 2")
-    .find_each(batch_size: 1) { |job| worker.run(job) }
-end
-
 task :reverse_csv do
   file = ENV["file"] || raise("need 'file' (file path)")
   in_csv = CSV.parse(File.open(file, "r+"), headers: true)