text: from flask_restful import Resource
  from flask import Response, current_app
  import json
  import os
  
  def get_all_plans():
      return sorted(os.listdir(os.path.join(current_app.static_folder, '../../runs')))
  
  def get_plan(ix):
      plans = get_all_plans()
      if ix < 0 or ix >= len(plans): return None
      return os.path.join(current_app.static_folder, '../../runs',plans[ix])
  
  class Plan(Resource):
      
      def get(self) -> str:
          names = get_all_plans()
          return Response(json.dumps(names), mimetype='application/json')