补充设备初始化留言与OTA后端能力

talkingq-url/mysql/init/01-init.sql

@@ -109,6 +109,22 @@ CREATE TABLE IF NOT EXISTS `device_auth` (
   INDEX `idx_batch_id` (`batch_id` ASC)
 ) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;
 
+-- 创建device_imei_mapping表
+CREATE TABLE IF NOT EXISTS `device_imei_mapping` (
+  `id` INT NOT NULL AUTO_INCREMENT,
+  `imei` VARCHAR(64) NOT NULL,
+  `device_id` VARCHAR(64) NOT NULL,
+  `serial_number` VARCHAR(64) NOT NULL,
+  `status` VARCHAR(32) NOT NULL DEFAULT 'pending',
+  `activated_at` DATETIME NULL,
+  `created_at` DATETIME NOT NULL DEFAULT CURRENT_TIMESTAMP,
+  `updated_at` DATETIME NOT NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
+  PRIMARY KEY (`id`),
+  UNIQUE INDEX `imei_UNIQUE` (`imei` ASC),
+  UNIQUE INDEX `device_id_UNIQUE` (`device_id` ASC),
+  INDEX `idx_device_imei_mapping_status` (`status` ASC)
+) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;
+
 -- 创建device_firmware_update表
 CREATE TABLE IF NOT EXISTS `device_firmware_update` (
   `id` INT NOT NULL AUTO_INCREMENT,