用内置有线传输帮助页替换飞书外链。

帮助文档改为应用内 WebView 加载本地 HTML，避免依赖外部平台内容。

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

suixinkan/UI/Setting/AgreementWebViewController.swift

@@ -7,7 +7,7 @@ import SnapKit
 import UIKit
 import WebKit
 
-/// 协议 H5 页面，使用应用内 WebView 展示关于我们、用户协议和隐私政策。
+/// 应用内 WebView 页面，用于展示协议 H5、内置帮助 HTML 等文档内容。
 final class AgreementWebViewController: BaseViewController {
     private let pageTitle: String
     private let url: URL
@@ -37,7 +37,15 @@ final class AgreementWebViewController: BaseViewController {
         view.addSubview(loadingIndicator)
         loadingIndicator.hidesWhenStopped = true
         loadingIndicator.startAnimating()
-        webView.load(URLRequest(url: url))
+        loadContent()
+    }
+
+    private func loadContent() {
+        if url.isFileURL {
+            webView.loadFileURL(url, allowingReadAccessTo: url.deletingLastPathComponent())
+        } else {
+            webView.load(URLRequest(url: url))
+        }
     }
 
     override func setupConstraints() {

suixinkan/UI/TravelAlbum/TravelAlbumCameraImportViewController.swift

@@ -293,8 +293,11 @@ final class TravelAlbumCameraImportViewController: UIViewController {
     }
 
     @objc private func helpTapped() {
-        guard let url = URL(string: "https://sharesky.feishu.cn/wiki/CaAhwl3Gnin4Kqk0BVocK3SGnab?from=from_copylink") else { return }
-        UIApplication.shared.open(url)
+        guard let url = WiredCameraTransferHelpDocument.bundledURL() else { return }
+        navigationController?.pushViewController(
+            AgreementWebViewController(title: WiredCameraTransferHelpDocument.pageTitle, url: url),
+            animated: true
+        )
     }
 }
 

suixinkan/UI/TravelAlbum/WiredCameraTransferViewController.swift

@@ -777,8 +777,14 @@ final class WiredCameraTransferViewController: BaseViewController {
     }
 
     @objc private func helpTapped() {
-        guard let url = URL(string: "https://sharesky.feishu.cn/wiki/CaAhwl3Gnin4Kqk0BVocK3SGnab?from=from_copylink") else { return }
-        UIApplication.shared.open(url)
+        guard let url = WiredCameraTransferHelpDocument.bundledURL() else {
+            showToast("帮助文档暂不可用")
+            return
+        }
+        navigationController?.pushViewController(
+            AgreementWebViewController(title: WiredCameraTransferHelpDocument.pageTitle, url: url),
+            animated: true
+        )
     }
 
     private func presentPhotoPreview(_ item: TravelAlbumOTGPhotoItem) {