feat: chapter runtime refactoring and related updates

- Refactor chapter runtime: replace window coordinator/snapshot with warmup orchestrator
- Update EPUB core: parser, reading session, JS bridge, navigator layout
- Update reader controller: data source, location resolution, persistence
- Update chapter runtime: data cache, loader, runtime store, disk cache, warmup orchestrator
- Remove deprecated navigation state machine and pagination state
- Update text rendering: book cache, HTML normalizer
- Update UI: text content view, dark image adjuster, text selection controller
- Update settings and reader configuration
- Add CODE_REVIEW.md and AUDIT_FINAL.md documentation
- Update pod dependencies (remove SSAlertSwift, SnapKit)
- Update podspec and pod configuration files

Co-Authored-By: Claude <noreply@anthropic.com>

Sources/RDReaderView/EPUBCore/RDEPUBWebView+Configuration.swift

@@ -36,11 +36,18 @@ extension RDEPUBWebView {
             guard let self else { return }
             self.handleSelectionMenuAction(action)
         }
-        UIMenuController.shared.menuItems = [
-            UIMenuItem(title: "拷贝", action: #selector(RDEPUBAnnotationWebView.rd_copy(_:))),
-            UIMenuItem(title: "高亮", action: #selector(RDEPUBAnnotationWebView.rd_highlight(_:))),
-            UIMenuItem(title: "批注", action: #selector(RDEPUBAnnotationWebView.rd_annotate(_:)))
-        ]
+        // M-15: Use UIEditMenuInteraction on iOS 16+ to replace deprecated UIMenuController
+        if #available(iOS 16.0, *) {
+            let interaction = UIEditMenuInteraction(delegate: webView)
+            webView.addInteraction(interaction)
+            webView._editMenuInteraction = interaction
+        } else {
+            UIMenuController.shared.menuItems = [
+                UIMenuItem(title: "拷贝", action: #selector(RDEPUBAnnotationWebView.rd_copy(_:))),
+                UIMenuItem(title: "高亮", action: #selector(RDEPUBAnnotationWebView.rd_highlight(_:))),
+                UIMenuItem(title: "批注", action: #selector(RDEPUBAnnotationWebView.rd_annotate(_:)))
+            ]
+        }
         webView.navigationDelegate = self
         webView.scrollView.isScrollEnabled = false
         webView.scrollView.showsHorizontalScrollIndicator = false
@@ -82,6 +89,10 @@ extension RDEPUBWebView {
         if let webView {
             RDEPUBWebViewDebug.log(debugScope, message: "teardown webView=\(RDEPUBWebViewDebug.webViewID(webView))")
         }
+        // M-15: Clean up UIEditMenuInteraction on iOS 16+
+        if #available(iOS 16.0, *), let interaction = (webView as? RDEPUBAnnotationWebView)?._editMenuInteraction as? UIEditMenuInteraction {
+            webView?.removeInteraction(interaction)
+        }
         webView?.navigationDelegate = nil
         if let userContentController = webView?.configuration.userContentController {
             RDEPUBJavaScriptBridge.messageNames.forEach {