fix: Add debounced Undo/Redo system to avoid character-by-character history

- Add debounced state updates for title and content (500ms delay)
- Immediate UI updates with delayed history saving
- Prevent one-letter-per-undo issue
- Add cleanup for debounce timers on unmount

mcp-server/node_modules/hono/dist/helper/streaming/utils.js

@@ -0,0 +1,13 @@
+// src/helper/streaming/utils.ts
+var isOldBunVersion = () => {
+  const version = typeof Bun !== "undefined" ? Bun.version : void 0;
+  if (version === void 0) {
+    return false;
+  }
+  const result = version.startsWith("1.1") || version.startsWith("1.0") || version.startsWith("0.");
+  isOldBunVersion = () => result;
+  return result;
+};
+export {
+  isOldBunVersion
+};