fix(device): 修复设备连接与配网多场景问题，同名设备用 deviceId 区分

- 连接中关闭蓝牙立即结束 loading，不再卡到超时
- onShow 已连接时同步标记，重新搜索不误标已连接设备
- 连接中防重入，搜索中切后台重置状态
- 配网成功立即退出配网模式，密码必填且 8-16 位
- 配网失败重试定时器可清理
- 同名设备改用 deviceId 唯一标识并展示

Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com>

miniprogram/app.json

@@ -1,8 +1,8 @@
 {
 	"pages": [
+		"pages/connectedDevice/connectedDevice",
 		"pages/login/login", 
 		"pages/supplementPersonal/supplementPersonal",
-		"pages/connectedDevice/connectedDevice",
 		"pages/connectedWifi/connectedWifi",
 		"pages/home/home",
 		"pages/detailedReport/detailedReport",