[
  {
    "type": "alter_table",
    "description": "Add qbEnabled column to stores table",
    "database": "kiosk_buykiosk",
    "check_query": "SELECT COLUMN_NAME FROM information_schema.COLUMNS WHERE TABLE_SCHEMA = 'kiosk_buykiosk' AND TABLE_NAME = 'stores' AND COLUMN_NAME = 'qbEnabled'",
    "sql": "ALTER TABLE `stores` ADD COLUMN `qbEnabled` TINYINT(1) NOT NULL DEFAULT 0 COMMENT 'Whether QB integration is enabled'"
  },
  {
    "type": "alter_table",
    "description": "Add qbLastSync column to stores table",
    "database": "kiosk_buykiosk",
    "check_query": "SELECT COLUMN_NAME FROM information_schema.COLUMNS WHERE TABLE_SCHEMA = 'kiosk_buykiosk' AND TABLE_NAME = 'stores' AND COLUMN_NAME = 'qbLastSync'",
    "sql": "ALTER TABLE `stores` ADD COLUMN `qbLastSync` DATETIME NULL DEFAULT NULL COMMENT 'Last successful sync timestamp'"
  }
]