convert to gitea

db/schema/group_info.sql

@@ -0,0 +1,20 @@
+CREATE TABLE `group_info` (
+  `group_id` BIGINT(20) NOT NULL AUTO_INCREMENT COMMENT '그룹 고유 ID (PK)',
+  `group_name` VARCHAR(100) NOT NULL COMMENT '그룹(부서) 이름 (UNIQUE)',
+  `manager_user_id` BIGINT(20) DEFAULT NULL COMMENT '그룹 관리자 사용자 ID (FK, user_info.user_id)',
+  PRIMARY KEY (group_id)
+)
+ENGINE = INNODB,
+AUTO_INCREMENT = 8,
+AVG_ROW_LENGTH = 2730,
+CHARACTER SET utf8mb4,
+COLLATE utf8mb4_general_ci,
+COMMENT = '그룹(부서) 정보',
+ROW_FORMAT = DYNAMIC;
+
+ALTER TABLE `group_info` 
+  ADD UNIQUE INDEX uix_group_name(group_name) COMMENT '그룹 이름은 고유해야 함';
+
+ALTER TABLE `group_info` 
+  ADD CONSTRAINT `fk_group_manager` FOREIGN KEY (manager_user_id)
+    REFERENCES user_info(user_id) ON DELETE SET NULL ON UPDATE CASCADE;