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/zod/v4/classic/from-json-schema.d.ts

@@ -0,0 +1,12 @@
+import type * as JSONSchema from "../core/json-schema.js";
+import { type $ZodRegistry } from "../core/registries.js";
+import type { ZodType } from "./schemas.js";
+type JSONSchemaVersion = "draft-2020-12" | "draft-7" | "draft-4" | "openapi-3.0";
+interface FromJSONSchemaParams {
+    defaultTarget?: JSONSchemaVersion;
+    registry?: $ZodRegistry<any>;
+}
+/**
+ * Converts a JSON Schema to a Zod schema. This function should be considered semi-experimental. It's behavior is liable to change. */
+export declare function fromJSONSchema(schema: JSONSchema.JSONSchema | boolean, params?: FromJSONSchemaParams): ZodType;
+export {};