chore(flipper): delete obsolete features

lib/tasks/deployment/20240301223646_clean_old_gates2024.rake

@@ -0,0 +1,29 @@
+namespace :after_party do
+  desc 'Deployment task: clean_old_gates2024'
+  task clean_old_gates2024: :environment do
+    puts "Running deploy task 'clean_old_gates2024'"
+
+    keys = [
+      'admin_affect_experts_to_avis',
+      'chorus',
+      'disable_label_optional_champ_2023_06_29',
+      'expert_not_allowed_to_invite',
+      'instructeur_bypass_email_login_token',
+      'multi_line_routing',
+      'opendata',
+      'procedure_conditional',
+      'procedure_routage_api',
+      'rerouting',
+      'routing_rules',
+      'zonage'
+    ]
+
+    Flipper::Adapters::ActiveRecord::Gate.where(feature_key: keys).delete_all
+    Flipper::Adapters::ActiveRecord::Feature.where(key: keys).delete_all
+
+    # Update task as completed.  If you remove the line below, the task will
+    # run with every deploy (or every time you call after_party:run).
+    AfterParty::TaskRecord
+      .create version: AfterParty::TaskRecorder.new(__FILE__).timestamp
+  end
+end