完善首页权限申请流程与队列播报体验。

对齐 Android 无权限强制弹窗、角色下拉与申请页交互，补充 UIButton configuration 适配，并增强景区排队 TTS 与相关单元测试。

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

suixinkanTests/UIButtonConfigurationTests.swift

@@ -0,0 +1,71 @@
+//
+//  UIButtonConfigurationTests.swift
+//  suixinkanTests
+//
+
+import UIKit
+import XCTest
+@testable import suixinkan
+
+/// `UIButton` configuration 内容边距辅助方法测试。
+@MainActor
+final class UIButtonConfigurationTests: XCTestCase {
+
+    func testContentInsetsCreatePlainConfiguration() {
+        let button = UIButton(type: .system)
+
+        button.setConfigurationContentInsets(
+            NSDirectionalEdgeInsets(top: 2, leading: 4, bottom: 6, trailing: 8)
+        )
+
+        let contentInsets = button.configuration?.contentInsets
+        XCTAssertEqual(contentInsets?.top, 2)
+        XCTAssertEqual(contentInsets?.leading, 4)
+        XCTAssertEqual(contentInsets?.bottom, 6)
+        XCTAssertEqual(contentInsets?.trailing, 8)
+    }
+
+    func testContentInsetsPreserveExistingConfiguration() {
+        let image = UIImage(systemName: "star.fill")
+        var configuration = UIButton.Configuration.filled()
+        configuration.title = "保留标题"
+        configuration.image = image
+        configuration.imagePlacement = .trailing
+        configuration.imagePadding = 7
+        configuration.baseForegroundColor = .red
+        let button = UIButton(configuration: configuration)
+
+        button.setConfigurationContentInsets(
+            NSDirectionalEdgeInsets(top: 1, leading: 3, bottom: 5, trailing: 9)
+        )
+
+        XCTAssertEqual(button.configuration?.title, "保留标题")
+        XCTAssertEqual(button.configuration?.image, image)
+        XCTAssertEqual(button.configuration?.imagePlacement, .trailing)
+        XCTAssertEqual(button.configuration?.imagePadding, 7)
+        XCTAssertEqual(button.configuration?.baseForegroundColor, .red)
+        XCTAssertEqual(button.configuration?.contentInsets.leading, 3)
+        XCTAssertEqual(button.configuration?.contentInsets.trailing, 9)
+    }
+
+    func testContentInsetsPreserveLegacyButtonContentAndAllowUpdates() {
+        let image = UIImage(systemName: "star")
+        let button = UIButton(type: .system)
+        button.setTitle("原始标题", for: .normal)
+        button.setTitleColor(.blue, for: .normal)
+        button.setImage(image, for: .normal)
+
+        button.setConfigurationContentInsets(
+            NSDirectionalEdgeInsets(top: 2, leading: 4, bottom: 2, trailing: 4)
+        )
+
+        XCTAssertEqual(button.currentTitle, "原始标题")
+        XCTAssertEqual(button.currentTitleColor, .blue)
+        XCTAssertEqual(button.currentImage, image)
+
+        button.setTitle("更新标题", for: .normal)
+        button.setTitleColor(.red, for: .normal)
+        XCTAssertEqual(button.currentTitle, "更新标题")
+        XCTAssertEqual(button.currentTitleColor, .red)
+    }
+}