diff --git a/continew-admin-common/pom.xml b/continew-admin-common/pom.xml
index baca070e..2ad23fd0 100644
--- a/continew-admin-common/pom.xml
+++ b/continew-admin-common/pom.xml
@@ -13,6 +13,16 @@
     <description>公共模块（存放公共工具类，公共配置等）</description>
 
     <dependencies>
+        <!-- CosId（通用、灵活、高性能的分布式 ID 生成器） -->
+        <dependency>
+            <groupId>me.ahoo.cosid</groupId>
+            <artifactId>cosid-spring-boot-starter</artifactId>
+        </dependency>
+        <dependency>
+            <groupId>me.ahoo.cosid</groupId>
+            <artifactId>cosid-spring-redis</artifactId>
+        </dependency>
+
         <!-- SMS4J（短信聚合框架，轻松集成多家短信服务，解决接入多个短信 SDK 的繁琐流程） -->
         <dependency>
             <groupId>org.dromara.sms4j</groupId>
diff --git a/continew-admin-webapi/src/main/resources/config/application.yml b/continew-admin-webapi/src/main/resources/config/application.yml
index 60a03cb5..79aba832 100644
--- a/continew-admin-webapi/src/main/resources/config/application.yml
+++ b/continew-admin-webapi/src/main/resources/config/application.yml
@@ -141,7 +141,7 @@ mybatis-plus:
     db-config:
       # 主键类型（默认 assign_id，表示自行赋值）
       # auto 代表使用数据库自增策略（需要在表中设置好自增约束）
-      id-type: AUTO
+      id-type: ASSIGN_ID
       # 逻辑删除字段
       logic-delete-field: isDeleted
       # 逻辑删除全局值（默认 1，表示已删除）
@@ -153,6 +153,9 @@ mybatis-plus:
     enabled: true
     # Mapper 接口扫描包配置
     mapper-package: ${project.base-package}.**.mapper
+    # ID 生成器配置
+    id-generator:
+      type: COSID
     # 数据权限配置
     data-permission:
       enabled: true
@@ -161,6 +164,30 @@ mybatis-plus:
       enabled: true
       db-type: MYSQL
 
+--- ### CosId 配置
+cosid:
+  namespace: ${spring.application.name}
+  machine:
+    enabled: true
+    # 机器号分配器
+    distributor:
+      type: REDIS
+    guarder:
+      # 开启机器号守护
+      enabled: true
+  snowflake:
+    enabled: true
+    zone-id: Asia/Shanghai
+    epoch: 1577203200000
+    share:
+      # 开启时钟回拨同步
+      clock-sync: true
+      friendly: true
+    provider:
+      safe-js:
+        machine-bit: 3
+        sequence-bit: 9
+
 --- ### 服务器配置
 server:
   servlet:
diff --git a/continew-admin-webapi/src/main/resources/db/changelog/v1.0.0/continew-admin_data.sql b/continew-admin-webapi/src/main/resources/db/changelog/v1.0.0/continew-admin_data.sql
index 479d5ebf..95100c1a 100644
--- a/continew-admin-webapi/src/main/resources/db/changelog/v1.0.0/continew-admin_data.sql
+++ b/continew-admin-webapi/src/main/resources/db/changelog/v1.0.0/continew-admin_data.sql
@@ -43,45 +43,45 @@ INSERT IGNORE INTO `sys_dept`
 (`id`, `name`, `parent_id`, `ancestors`, `description`, `sort`, `status`, `is_system`, `create_user`, `create_time`, `update_user`, `update_time`)
 VALUES
 (1, 'Xxx科技有限公司', 0, '0', '系统初始部门', 1, 1, b'1', 1, NOW(), NULL, NULL),
-(2, '天津总部', 1, '0,1', NULL, 1, 1, b'0', 1, NOW(), NULL, NULL),
-(3, '研发部', 2, '0,1,2', NULL, 1, 1, b'0', 1, NOW(), NULL, NULL),
-(4, 'UI部', 2, '0,1,2', NULL, 2, 1, b'0', 1, NOW(), NULL, NULL),
-(5, '测试部', 2, '0,1,2', NULL, 3, 1, b'0', 1, NOW(), NULL, NULL),
-(6, '运维部', 2, '0,1,2', NULL, 4, 1, b'0', 1, NOW(), NULL, NULL),
-(7, '研发一组', 3, '0,1,2,3', NULL, 1, 1, b'0', 1, NOW(), NULL, NULL),
-(8, '研发二组', 3, '0,1,2,3', NULL, 2, 2, b'0', 1, NOW(), NULL, NULL);
+(547887852587843590, '天津总部', 1, '0,1', NULL, 1, 1, b'0', 1, NOW(), NULL, NULL),
+(547888008188133385, '研发部', 547887852587843590, '0,1,2', NULL, 1, 1, b'0', 1, NOW(), NULL, NULL),
+(547888460711591948, 'UI部', 547887852587843590, '0,1,2', NULL, 2, 1, b'0', 1, NOW(), NULL, NULL),
+(547888483713155087, '测试部', 547887852587843590, '0,1,2', NULL, 3, 1, b'0', 1, NOW(), NULL, NULL),
+(547888505959743506, '运维部', 547887852587843590, '0,1,2', NULL, 4, 1, b'0', 1, NOW(), NULL, NULL),
+(547888556819873814, '研发一组', 547888008188133385, '0,1,2,3', NULL, 1, 1, b'0', 1, NOW(), NULL, NULL),
+(547888580614160409, '研发二组', 547888008188133385, '0,1,2,3', NULL, 2, 2, b'0', 1, NOW(), NULL, NULL);
 
 -- 初始化默认角色
 INSERT IGNORE INTO `sys_role`
 (`id`, `name`, `code`, `data_scope`, `description`, `sort`, `status`, `is_system`, `create_user`, `create_time`, `update_user`, `update_time`)
 VALUES
 (1, '超级管理员', 'admin', 1, '系统初始角色', 1, 1, b'1', 1, NOW(), NULL, NULL),
-(2, '测试人员', 'test', 5, NULL, 2, 1, b'0', 1, NOW(), NULL, NULL);
+(547888897925840928, '测试人员', 'test', 5, NULL, 2, 1, b'0', 1, NOW(), NULL, NULL);
 
 -- 初始化默认用户：admin/admin123；test/123456
 INSERT IGNORE INTO `sys_user`
 (`id`, `username`, `nickname`, `password`, `gender`, `email`, `phone`, `avatar`, `description`, `status`, `is_system`, `pwd_reset_time`, `dept_id`, `create_user`, `create_time`, `update_user`, `update_time`)
 VALUES
 (1, 'admin', '超级管理员', '9802815bcc5baae7feb1ae0d0566baf2', 1, 'charles7c@126.com', '18888888888', NULL, '系统初始用户', 1, b'1', NOW(), 1, 1, NOW(), NULL, NULL),
-(2, 'test', '测试员', '8e114197e1b33783a00542ad67e80516', 2, NULL, NULL, NULL, NULL, 2, b'0', NOW(), 5, 1, NOW(), NULL, NULL);
+(547889293968801831, 'test', '测试员', '8e114197e1b33783a00542ad67e80516', 2, NULL, NULL, NULL, NULL, 2, b'0', NOW(), 547888483713155087, 1, NOW(), NULL, NULL);
 
 -- 初始化默认角色和菜单关联数据
 INSERT IGNORE INTO `sys_role_menu`
 (`role_id`, `menu_id`)
 VALUES
-(2, 1000),
-(2, 1010),
-(2, 1011),
-(2, 1012),
-(2, 1013),
-(2, 1014);
+(547889293968801831, 1000),
+(547889293968801831, 1010),
+(547889293968801831, 1011),
+(547889293968801831, 1012),
+(547889293968801831, 1013),
+(547889293968801831, 1014);
 
 -- 初始化默认角色和部门关联数据
-INSERT IGNORE INTO `sys_role_dept` (`role_id`, `dept_id`) VALUES (2, 5);
+INSERT IGNORE INTO `sys_role_dept` (`role_id`, `dept_id`) VALUES (547888897925840928, 547888483713155087);
 
 -- 初始化默认用户和角色关联数据
 INSERT IGNORE INTO `sys_user_role`
 (`user_id`, `role_id`)
 VALUES
 (1, 1),
-(2, 2);
\ No newline at end of file
+(547889293968801831, 547888897925840928);
\ No newline at end of file
diff --git a/continew-admin-webapi/src/main/resources/db/changelog/v1.1.0/continew-admin_table.sql b/continew-admin-webapi/src/main/resources/db/changelog/v1.1.0/continew-admin_table.sql
index 83ae054e..5039e881 100644
--- a/continew-admin-webapi/src/main/resources/db/changelog/v1.1.0/continew-admin_table.sql
+++ b/continew-admin-webapi/src/main/resources/db/changelog/v1.1.0/continew-admin_table.sql
@@ -2,7 +2,7 @@
 
 -- changeset Charles7c:1
 CREATE TABLE IF NOT EXISTS `gen_config` (
-    `table_name`    varchar(64)                        COMMENT '表名称',
+    `table_name`    varchar(64)  NOT NULL              COMMENT '表名称',
     `module_name`   varchar(60)  NOT NULL              COMMENT '模块名称',
     `package_name`  varchar(60)  NOT NULL              COMMENT '包名称',
     `frontend_path` varchar(255) DEFAULT NULL          COMMENT '前端路径',
diff --git a/continew-admin-webapi/src/main/resources/db/changelog/v1.2.0/continew-admin_data.sql b/continew-admin-webapi/src/main/resources/db/changelog/v1.2.0/continew-admin_data.sql
index e5950da6..5a64b9e9 100644
--- a/continew-admin-webapi/src/main/resources/db/changelog/v1.2.0/continew-admin_data.sql
+++ b/continew-admin-webapi/src/main/resources/db/changelog/v1.2.0/continew-admin_data.sql
@@ -18,13 +18,13 @@ VALUES
 INSERT IGNORE INTO `sys_dict`
 (`id`, `name`, `code`, `description`, `is_system`, `create_user`, `create_time`, `update_user`, `update_time`)
 VALUES
-(1, '公告类型', 'announcement_type', NULL, b'1', 1, NOW(), NULL, NULL);
+(547889614262632491, '公告类型', 'announcement_type', NULL, b'1', 1, NOW(), NULL, NULL);
 
 INSERT IGNORE INTO `sys_dict_item`
 (`id`, `label`, `value`, `color`, `sort`, `description`, `dict_id`, `create_user`, `create_time`, `update_user`, `update_time`)
 VALUES
-(1, '通知', '1', 'blue', 1, NULL, 1, 1, NOW(), NULL, NULL),
-(2, '活动', '2', 'orangered', 2, NULL, 1, 1, NOW(), NULL, NULL);
+(547889649658363951, '通知', '1', 'blue', 1, NULL, 547889614262632491, 1, NOW(), NULL, NULL),
+(547890124537462835, '活动', '2', 'orangered', 2, NULL, 547889614262632491, 1, NOW(), NULL, NULL);
 
 -- 初始化默认参数
 INSERT IGNORE INTO `sys_option`
diff --git a/continew-admin-webapi/src/main/resources/db/changelog/v2.2.0/continew-admin_data.sql b/continew-admin-webapi/src/main/resources/db/changelog/v2.2.0/continew-admin_data.sql
index d4159437..c80f2f57 100644
--- a/continew-admin-webapi/src/main/resources/db/changelog/v2.2.0/continew-admin_data.sql
+++ b/continew-admin-webapi/src/main/resources/db/changelog/v2.2.0/continew-admin_data.sql
@@ -20,5 +20,5 @@ VALUES
 INSERT IGNORE INTO `sys_storage`
 (`id`, `name`, `code`, `type`, `access_key`, `secret_key`, `endpoint`, `bucket_name`, `domain`, `description`, `is_default`, `sort`, `status`, `create_user`, `create_time`, `update_user`, `update_time`)
 VALUES
-(1, '开发环境', 'local_dev', 2, NULL, NULL, NULL, 'C:/continew-admin/data/file/', 'http://localhost:8000/file', '本地存储', b'1', 1, 1, 1, NOW(), NULL, NULL),
-(2, '生产环境', 'local_prod', 2, NULL, NULL, NULL, '../data/file/', 'http://api.charles7c.top/file', '本地存储', b'0', 2, 2, 1, NOW(), NULL, NULL);
\ No newline at end of file
+(547890346239983671, '开发环境', 'local_dev', 2, NULL, NULL, NULL, 'C:/continew-admin/data/file/', 'http://localhost:8000/file', '本地存储', b'1', 1, 1, 1, NOW(), NULL, NULL),
+(547890366586552377, '生产环境', 'local_prod', 2, NULL, NULL, NULL, '../data/file/', 'http://api.charles7c.top/file', '本地存储', b'0', 2, 2, 1, NOW(), NULL, NULL);
\ No newline at end of file
diff --git a/continew-admin-webapi/src/main/resources/db/changelog/v2.4.0/continew-admin_column.sql b/continew-admin-webapi/src/main/resources/db/changelog/v2.4.0/continew-admin_column.sql
index 252710ab..4daadd0c 100644
--- a/continew-admin-webapi/src/main/resources/db/changelog/v2.4.0/continew-admin_column.sql
+++ b/continew-admin-webapi/src/main/resources/db/changelog/v2.4.0/continew-admin_column.sql
@@ -9,4 +9,26 @@ ALTER TABLE `sys_user`
 
 -- changeset Charles7c:3
 ALTER TABLE `sys_user`
-    MODIFY COLUMN `phone` varchar(255) DEFAULT NULL COMMENT '手机号码' AFTER `email`;
\ No newline at end of file
+    MODIFY COLUMN `phone` varchar(255) DEFAULT NULL COMMENT '手机号码' AFTER `email`;
+
+-- changeset Charles7c:4
+ALTER TABLE `sys_menu`
+    MODIFY COLUMN `id` bigint NOT NULL COMMENT 'ID' FIRST;
+ALTER TABLE `sys_dept`
+    MODIFY COLUMN `id` bigint NOT NULL COMMENT 'ID' FIRST;
+ALTER TABLE `sys_role`
+    MODIFY COLUMN `id` bigint NOT NULL COMMENT 'ID' FIRST;
+ALTER TABLE `sys_user`
+    MODIFY COLUMN `id` bigint NOT NULL COMMENT 'ID' FIRST;
+ALTER TABLE `sys_log`
+    MODIFY COLUMN `id` bigint NOT NULL COMMENT 'ID' FIRST;
+ALTER TABLE `sys_announcement`
+    MODIFY COLUMN `id` bigint NOT NULL COMMENT 'ID' FIRST;
+ALTER TABLE `sys_dict`
+    MODIFY COLUMN `id` bigint NOT NULL COMMENT 'ID' FIRST;
+ALTER TABLE `sys_dict_item`
+    MODIFY COLUMN `id` bigint NOT NULL COMMENT 'ID' FIRST;
+ALTER TABLE `sys_message`
+    MODIFY COLUMN `id` bigint NOT NULL COMMENT 'ID' FIRST;
+ALTER TABLE `sys_storage`
+    MODIFY COLUMN `id` bigint NOT NULL COMMENT 'ID' FIRST;
\ No newline at end of file