Add privilegedExecution flag to database and Poseidon Strategy

db/migrate/20220923214003_add_privileged_execution_to_execution_environment.rb

@@ -0,0 +1,7 @@
+# frozen_string_literal: true
+
+class AddPrivilegedExecutionToExecutionEnvironment < ActiveRecord::Migration[6.1]
+  def change
+    add_column :execution_environments, :privileged_execution, :boolean, default: false, null: false
+  end
+end