fix: 坐标转换修复、图钉键盘对齐、WiFi监控、UI优化

- 坐标转换: detectType 用地理边界判断瓦片类型，加载路径去掉重复 toStored
- 图钉: 放 MKMapView 内部 + keyboard 通知双保险，针尖对齐地理中心
- 缩放控件: 转 UIKit 子视图放地图内，键盘弹起一起移动
- 网络监控: WiFi SSID 轮询 + 重连检测，虚拟定位激活时自动验证
- UI: 去飞行模式弹窗和面板，引导页只在首次安装和设置入口触发
- 实时定位: 蓝点数据优先，不限时缓存

Shared/NetworkMonitor.swift

@@ -1,5 +1,6 @@
 import Network
 import Foundation
+import SystemConfiguration.CaptiveNetwork
 
 @MainActor
 final class NetworkMonitor: ObservableObject {
@@ -7,20 +8,58 @@ final class NetworkMonitor: ObservableObject {
 
     @Published private(set) var isSatisfied = true
     @Published private(set) var isWiFiEnabled = true
+    @Published private(set) var currentSSID: String?
+
+    /// WiFi 重连或 SSID 变化时触发（仅虚拟定位激活时使用）
+    var onWiFiChanged: (() -> Void)?
 
     private let monitor = NWPathMonitor()
+    private var ssidTimer: Timer?
+    private var wasSatisfied = true
 
     private init() {
         monitor.pathUpdateHandler = { [weak self] path in
             let satisfied = path.status == .satisfied
             let wifi = path.usesInterfaceType(.wifi)
             Task { @MainActor in
-                self?.isSatisfied = satisfied
-                self?.isWiFiEnabled = wifi
+                guard let self else { return }
+                // 网络恢复连接 → 触发检测
+                let reconnected = satisfied && !self.wasSatisfied && wifi
+                self.wasSatisfied = satisfied
+                self.isSatisfied = satisfied
+                self.isWiFiEnabled = wifi
+                if reconnected {
+                    self.onWiFiChanged?()
+                }
             }
         }
         monitor.start(queue: .main)
+        startSSIDPolling()
     }
 
     var isAirplaneMode: Bool { !isSatisfied }
+
+    private func startSSIDPolling() {
+        ssidTimer = Timer.scheduledTimer(withTimeInterval: 3.0, repeats: true) { [weak self] _ in
+            Task { @MainActor in
+                guard let self else { return }
+                let ssid = Self.fetchSSID()
+                if ssid != self.currentSSID, ssid != nil {
+                    self.currentSSID = ssid
+                    self.onWiFiChanged?()
+                }
+            }
+        }
+    }
+
+    static func fetchSSID() -> String? {
+        guard let interfaces = CNCopySupportedInterfaces() as? [String] else { return nil }
+        for iface in interfaces {
+            if let info = CNCopyCurrentNetworkInfo(iface as CFString) as? [String: Any],
+               let ssid = info[kCNNetworkInfoKeySSID as String] as? String {
+                return ssid
+            }
+        }
+        return nil
+    }
 }