fix: 优化启动引导、坐标处理和日志管理

App/ContentView.swift

@@ -2,8 +2,6 @@ import SwiftUI
 
 struct ContentView: View {
     @StateObject private var setup = SetupCoordinator()
-    @ObservedObject private var net = NetworkMonitor.shared
-    @State private var showSetup = false
     @State private var phase: AppPhase = .splash
     @AppStorage("setupCompleted") private var setupCompleted = false
 
@@ -17,33 +15,81 @@ struct ContentView: View {
                     Image(systemName: "location.fill")
                         .font(.system(size: 48)).foregroundStyle(.blue)
                     ProgressView()
-                    Text("正在启动…").font(.subheadline).foregroundStyle(.secondary)
+                    Text("正在初始化地图与本地代理…").font(.subheadline).foregroundStyle(.secondary)
                 }
             case .map:
                 NavigationView {
                     MapHomeView(setup: setup)
                 }
-                .fullScreenCover(isPresented: $showSetup) {
+                .fullScreenCover(isPresented: $setup.needsSetup) {
                     FirstSetupView(setup: setup, onComplete: {
                         setupCompleted = true
                         setup.completeSetup()
-                        showSetup = false
                     })
                 }
             }
         }
-        .task {
-            if !setup.proxy.isRunning {
-                do {
-                    try await setup.proxy.start()
-                } catch {
-                    RuntimeLogger.error("APP", "Startup", "代理启动失败，将在设置检测中重试", error: error)
-                }
-            }
-            phase = .map
-            if !setupCompleted { showSetup = true }
-            // Tile probing is a best-effort display refinement and must never block first render.
-            await CoordinateConverter.detectTileByFixedGeocode(force: true)
+        .task { await bootstrap() }
+    }
+
+    @MainActor
+    private func bootstrap() async {
+        await setup.prepareLocalServices()
+        do {
+            try CoordinateStorageMigration.migrateIfNeeded(favorites: FavoriteLocationStore())
+        } catch {
+            RuntimeLogger.error("APP", "Startup", "旧坐标数据迁移失败，将在下次启动重试", error: error)
         }
+
+        // MapHomeView is intentionally constructed only after this required
+        // coordinate-system gate resolves, so cached pins are never replayed
+        // into an unknown Apple Maps coordinate system.
+        let mapCoordinateSystem = await CoordinateConverter.resolveInitialMapCoordinateSystem()
+        guard !Task.isCancelled else { return }
+        RuntimeLogger.info("APP", "Startup", "地图坐标标准初始化完成，开始后续启动流程", details: [
+            "地图标准": mapCoordinateSystem.rawValue,
+            "使用兜底": String(CoordinateConverter.initialMapCoordinateSystemUsedFallback)
+        ])
+
+        // Resolve the first map center before constructing MapHomeView. This
+        // prevents a Shenzhen/cache frame followed by a second realtime frame.
+        if LastCoordinateStore.load() == nil {
+            RuntimeLogger.info("APP", "Startup", "没有持久化图钉，地图创建前请求实时定位")
+            if let realtime = await RealtimeLocationManager.shared.requestLocation() {
+                let mapCoordinateSystemChange = CoordinateConverter.correctMapCoordinateSystemUsingRealtime(realtime)
+                let pair = CoordinateConverter.coordinatePair(
+                    lat: realtime.latitude,
+                    lon: realtime.longitude,
+                    mapCoordinateSystem: .wgs84
+                )
+                LastCoordinateStore.save(coordinatePair: pair, zoomMeters: 1_000)
+                RuntimeLogger.info("APP", "Startup", "已使用实时定位准备唯一初始地图状态", details: [
+                    "地图标准": CoordinateConverter.currentMapCoordinateSystem.rawValue,
+                    "修正兜底标准": String(mapCoordinateSystemChange != nil),
+                    "缩放米": "1000"
+                ])
+                RealtimeLocationTrace.coordinate(
+                    "地图创建前取得的初始实时位置（WGS-84）",
+                    coordinate: realtime
+                )
+            } else {
+                RuntimeLogger.warning("APP", "Startup", "地图创建前无法取得实时定位，唯一初始位置使用深圳", details: [
+                    "地图标准": mapCoordinateSystem.rawValue,
+                    "缩放米": "1000"
+                ])
+            }
+        } else {
+            RuntimeLogger.info("APP", "Startup", "已找到持久化图钉，直接准备唯一初始地图状态")
+        }
+        guard !Task.isCancelled else { return }
+
+        if setupCompleted {
+            let result = await setup.runVerificationTest()
+            setup.applyVerificationResult(result)
+        } else {
+            setup.requestSetup()
+        }
+        RuntimeLogger.info("APP", "Startup", "启动门禁全部完成，现在创建 MapHomeView")
+        phase = .map
     }
 }