新增景区权限模块，集成 AMap CocoaPods 并支持模拟器

将景区选择与权限申请流程接入首页路由，集成高德 SDK 用于真机构建，并通过 Podfile post_install 钩子保证 arm64 模拟器可编译。

Co-authored-by: Cursor <cursoragent@cursor.com>

suixinkan/Core/Design/AppMetrics.swift

@@ -30,6 +30,7 @@ final class AppMetrics {
         static let xxSmall: CGFloat = 4
         static let xSmall: CGFloat = 8
         static let small: CGFloat = 12
+        static let substantial: CGFloat = 14
         static let medium: CGFloat = 16
         static let mediumLarge: CGFloat = 18
         static let large: CGFloat = 20

suixinkan/Core/Storage/AccountSnapshotStore.swift

@@ -83,4 +83,25 @@ final class AccountSnapshotStore {
     func clear() {
         defaults.removeObject(forKey: key)
     }
+
+    /// 仅更新当前业务选择，保留账号资料、账号类型和可选作用域等其他快照内容。
+    @MainActor
+    func saveCurrentSelection(
+        accountContext: AccountContext,
+        currentRoleId: Int?
+    ) {
+        let existing = load()
+        save(
+            AccountSnapshot(
+                profile: accountContext.profile ?? existing?.profile,
+                accountType: existing?.accountType,
+                businessUserId: existing?.businessUserId,
+                currentRoleId: currentRoleId ?? existing?.currentRoleId,
+                scenicScopes: accountContext.scenicScopes,
+                storeScopes: accountContext.storeScopes,
+                currentScenicId: accountContext.currentScenic?.id,
+                currentStoreId: accountContext.currentStore?.id
+            )
+        )
+    }
 }