feat: add Captain::Scenario Model and API [CW-4597] (#11907)

Co-authored-by: Muhsin Keloth <muhsinkeramam@gmail.com>

enterprise/app/controllers/api/v1/accounts/captain/scenarios_controller.rb

@@ -0,0 +1,47 @@
+class Api::V1::Accounts::Captain::ScenariosController < Api::V1::Accounts::BaseController
+  before_action :current_account
+  before_action -> { check_authorization(Captain::Scenario) }
+  before_action :set_assistant
+  before_action :set_scenario, only: [:show, :update, :destroy]
+
+  def index
+    @scenarios = assistant_scenarios.enabled
+  end
+
+  def show; end
+
+  def create
+    @scenario = assistant_scenarios.create!(scenario_params.merge(account: Current.account))
+  end
+
+  def update
+    @scenario.update!(scenario_params)
+  end
+
+  def destroy
+    @scenario.destroy
+    head :no_content
+  end
+
+  private
+
+  def set_assistant
+    @assistant = account_assistants.find(params[:assistant_id])
+  end
+
+  def account_assistants
+    @account_assistants ||= Current.account.captain_assistants
+  end
+
+  def set_scenario
+    @scenario = assistant_scenarios.find(params[:id])
+  end
+
+  def assistant_scenarios
+    @assistant.scenarios
+  end
+
+  def scenario_params
+    params.require(:scenario).permit(:title, :description, :instruction, :enabled, tools: [])
+  end
+end