/* eslint-disable */
/** 地域费率套：与引擎 RegionRates 结构对齐，复核后驱动评估盈利测算。 */

exports.up = (pgm) => {
  pgm.sql(`
    CREATE TABLE IF NOT EXISTS region_rates (
      region TEXT PRIMARY KEY,
      rates JSONB NOT NULL,
      reviewed BOOLEAN NOT NULL DEFAULT false,
      updated_by TEXT,
      updated_at TIMESTAMPTZ NOT NULL DEFAULT now()
    );
  `);
};

exports.down = (pgm) => {
  pgm.sql(`DROP TABLE IF EXISTS region_rates;`);
};