CREATE TABLE IF NOT EXISTS `farmers` (
  `id` INT AUTO_INCREMENT PRIMARY KEY,
  `full_name` VARCHAR(255) NOT NULL,
  `email` VARCHAR(255) NOT NULL UNIQUE,
  `phone` VARCHAR(20),
  `district` VARCHAR(100),
  `password` VARCHAR(255) NOT NULL,
  `created_at` TIMESTAMP DEFAULT CURRENT_TIMESTAMP
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4;