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/ajv/lib/vocabularies/draft7.ts

@@ -0,0 +1,17 @@
+import type {Vocabulary} from "../types"
+import coreVocabulary from "./core"
+import validationVocabulary from "./validation"
+import getApplicatorVocabulary from "./applicator"
+import formatVocabulary from "./format"
+import {metadataVocabulary, contentVocabulary} from "./metadata"
+
+const draft7Vocabularies: Vocabulary[] = [
+  coreVocabulary,
+  validationVocabulary,
+  getApplicatorVocabulary(),
+  formatVocabulary,
+  metadataVocabulary,
+  contentVocabulary,
+]
+
+export default draft7Vocabularies