feat: 组合根装配会话与导航（Tab + 登录 + 提交页）

IosClientKit/Sources/App/AppContainer.swift

@@ -1,14 +1,49 @@
 import CoreDomain
+import CoreModel
 import CoreRepository
+import FeatureAuth
+import FeatureCheckin
 import FeatureHome
+import FeaturePlan
+import FeatureProfile
 
 /// 手写组合根 / DI 容器（对应 Android Hilt 的 AppContainer）。
 @MainActor
 public enum AppContainer {
-    /// 装配 FeatureHome 依赖并返回 ViewModel。
+    // 共享的有状态仓库（登录态、打卡、计划可提交，需跨页面共享单例）。
+    private static let sessionRepository: SessionRepository = FakeSessionRepository()
+    private static let checkinRepository: CheckinRepository = FakeCheckinRepository()
+    private static let planRepository: PlanRepository = FakePlanRepository()
+
+    private static let sessionUseCase = SessionUseCase(repository: sessionRepository)
+    private static let checkinUseCase = CheckinUseCase(repository: checkinRepository)
+    private static let planUseCase = PlanUseCase(repository: planRepository)
+
     public static func makeHomeViewModel() -> HomeViewModel {
         let repository: HomeRepository = FakeHomeRepository()
         let useCase = HomeUseCase(repository: repository)
-        return HomeViewModel(homeUseCase: useCase)
+        return HomeViewModel(homeUseCase: useCase, sessionUseCase: sessionUseCase)
+    }
+
+    public static func makeCheckinViewModel() -> CheckinViewModel {
+        CheckinViewModel(checkinUseCase: checkinUseCase, sessionUseCase: sessionUseCase)
+    }
+
+    public static func makePlanViewModel() -> PlanViewModel {
+        PlanViewModel(planUseCase: planUseCase, sessionUseCase: sessionUseCase)
+    }
+
+    public static func makeProfileViewModel() -> ProfileViewModel {
+        let repository: ProfileRepository = FakeProfileRepository()
+        let useCase = ProfileUseCase(repository: repository)
+        return ProfileViewModel(profileUseCase: useCase, sessionUseCase: sessionUseCase)
+    }
+
+    public static func makeAuthViewModel() -> AuthViewModel {
+        AuthViewModel(sessionUseCase: sessionUseCase)
+    }
+
+    public static func makePlanSubmitViewModel(type: PlanType, periodKey: String) -> PlanSubmitViewModel {
+        PlanSubmitViewModel(planUseCase: planUseCase, type: type, periodKey: periodKey)
     }
 }