更新阅读器功能与示例

Sources/RDEpubReaderView/EPUBUI/ReaderController/RDEPUBReaderContext.swift

@@ -72,6 +72,11 @@ final class RDEPUBReaderContext {
         set { state.activeHighlights = newValue }
     }
 
+    var transientHighlights: [RDEPUBHighlight] {
+        get { state.transientHighlights }
+        set { state.transientHighlights = newValue }
+    }
+
     var currentBookIdentifier: String? {
         get { state.currentBookIdentifier }
         set { state.currentBookIdentifier = newValue }

Sources/RDEpubReaderView/EPUBUI/ReaderController/RDEPUBReaderState.swift

@@ -20,6 +20,9 @@ final class RDEPUBReaderState {
 
     var activeHighlights: [RDEPUBHighlight] = []
 
+    // Session-only decorations (for search/AI focus) are never persisted.
+    var transientHighlights: [RDEPUBHighlight] = []
+
     var currentBookIdentifier: String?
 
     var paginationToken = UUID()