新增 family_invite 家庭邀请码表(schema+0009迁移)

Co-Authored-By: Claude Haiku 4.5 <noreply@anthropic.com>

drizzle/0009_family-invite.sql

@@ -0,0 +1,11 @@
+-- xuchao: 家庭邀请码——家长生成一次性邀请码,其他家长凭码注册加入家庭。幂等。
+CREATE TABLE IF NOT EXISTS `family_invite` (
+	`id` bigint AUTO_INCREMENT NOT NULL,
+	`family_id` bigint NOT NULL,
+	`code_hash` varchar(64) NOT NULL,
+	`created_by` bigint NOT NULL,
+	`created_at` datetime NOT NULL DEFAULT CURRENT_TIMESTAMP,
+	`expires_at` datetime NOT NULL,
+	`used_at` datetime,
+	CONSTRAINT `family_invite_id` PRIMARY KEY(`id`)
+);

drizzle/meta/_journal.json

@@ -64,6 +64,13 @@
       "when": 1786233600000,
       "tag": "0008_points",
       "breakpoints": true
+    },
+    {
+      "idx": 9,
+      "version": "5",
+      "when": 1786320000000,
+      "tag": "0009_family-invite",
+      "breakpoints": true
     }
   ]
 }