text: """Common Flask context functions, shared among blueprints."""
  from flask import request
  import os
  from geometry_service.loggers import logger
  from geometry_service.database.actions import db_queue
  
  def get_session():
      """Prepares session.
  
      Returns:
          (dict): Dictionary with session info.
      """
  
      idempotency_key = request.headers.get('X-Idempotency-Key')
      queue = db_queue(idempotency_key=idempotency_key, request=request.endpoint)
  
      working_path = os.path.join(os.environ['WORKING_DIR'], 'session', queue['ticket'])
      os.makedirs(working_path, exist_ok=True)
  
      session = {'ticket': queue['ticket'], 'working_path': working_path, 'idempotency_key': idempotency_key}
  
      return session
  