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

App/ContentView.swift

@@ -4,7 +4,6 @@ struct ContentView: View {
     @StateObject private var setup = SetupCoordinator()
     @ObservedObject private var net = NetworkMonitor.shared
     @State private var showSetup = false
-    @State private var showEnableTip = false
     @AppStorage("setupCompleted") private var setupCompleted = false
 
     var body: some View {
@@ -12,7 +11,6 @@ struct ContentView: View {
             MapHomeView(setup: setup)
         }
         .task {
-            // 首次打开无标记：必须进引导页
             if !setupCompleted {
                 showSetup = true
                 return
@@ -21,10 +19,7 @@ struct ContentView: View {
         }
         .onChange(of: net.isAirplaneMode) { airplane in
             guard setupCompleted else { return }
-            if airplane {
-                showEnableTip = true
-            } else {
-                showEnableTip = false
+            if !airplane {
                 Task { await setup.refreshTrust() }
             }
         }
@@ -35,37 +30,5 @@ struct ContentView: View {
                 showSetup = false
             })
         }
-        // 设置页「进入引导页」入口联动
-        .onChange(of: setup.needsSetup) { needs in
-            if needs { showSetup = true }
-        }
-        .sheet(isPresented: $showEnableTip) {
-            NavigationView {
-                VStack(spacing: 20) {
-                    Image(systemName: "airplane")
-                        .font(.system(size: 48))
-                        .foregroundStyle(.orange)
-                    Text("飞行模式已开启")
-                        .font(.title3.weight(.semibold))
-                    Text("Wi‑Fi 和蜂窝数据已关闭，虚拟定位无法生效。请关闭飞行模式后重试。")
-                        .font(.body)
-                        .foregroundStyle(.secondary)
-                        .multilineTextAlignment(.center)
-                    Button("知道了") {
-                        showEnableTip = false
-                    }
-                    .buttonStyle(.borderedProminent)
-                    .frame(maxWidth: .infinity)
-                }
-                .padding(30)
-                .navigationTitle("提示")
-                .navigationBarTitleDisplayMode(.inline)
-                .toolbar {
-                    ToolbarItem(placement: .navigationBarTrailing) {
-                        Button("完成") { showEnableTip = false }
-                    }
-                }
-            }
-        }
     }
 }