-- db/migrations/002_create_workers_table.sql
CREATE TABLE IF NOT EXISTS workers (
    id INT(11) NOT NULL AUTO_INCREMENT,
    name VARCHAR(255) NOT NULL,
    email VARCHAR(255) NOT NULL,
    password_hash VARCHAR(255) NOT NULL,
    created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
    PRIMARY KEY (id),
    UNIQUE KEY (email)
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4;