chore: 切回测试环境，弹窗样式微调，文案精简

- 域名切回测试环境，超时提示统一
- 删除弹窗样式调整（宽度/圆角/按钮颜色）
- 删除确认文案精简，同步 loading 文案统一为"加载中"
- 移除 connectedWifi 调试背景色

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

miniprogram/lefu/service.ts

@@ -20,10 +20,10 @@ const plugin = requirePlugin('ppScale-plugin') as LeFuPlugin
 const LEFU_CONFIG: LeFuConfig = {
 	key: 'lefudc91611833e18d94',
 	secret: 'eQ50JYimMp0X7uhNLj6D3lTEk4TUUvEG7dvaqKM9t1U=',
-	// domain1: 'http://10.10.10.10:8889',
-	// domain2: 'http://10.10.10.10:8889/weight',
-	domain1: 'http://device.shuziweidao.com:80/gateway',
-	domain2: 'http://device.shuziweidao.com:80/weight',
+	domain1: 'http://10.10.10.10:8889',
+	domain2: 'http://10.10.10.10:8889/weight',
+	// domain1: 'http://device.shuziweidao.com:80/gateway',
+	// domain2: 'http://device.shuziweidao.com:80/weight',
 }
 
 /** 支持的设备型号配置列表（5款） */
@@ -427,7 +427,7 @@ class LeFuService {
 				let syncTimer: number | null = null
 				const resetTimer = () => {
 					if (syncTimer !== null) clearTimeout(syncTimer)
-					syncTimer = setTimeout(() => reject(new Error(`第 ${index + 1} 个用户下发超时`)), 15000)
+					syncTimer = setTimeout(() => reject(new Error(`请求超时`)), 15000)
 				}
 				const syncNext = () => {
 					if (index >= members.length) {