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/ssg/index.js

@@ -0,0 +1,16 @@
+// src/helper/ssg/index.ts
+export * from "./ssg.js";
+import {
+  X_HONO_DISABLE_SSG_HEADER_KEY,
+  ssgParams,
+  isSSGContext,
+  disableSSG,
+  onlySSG
+} from "./middleware.js";
+export {
+  X_HONO_DISABLE_SSG_HEADER_KEY,
+  disableSSG,
+  isSSGContext,
+  onlySSG,
+  ssgParams
+};