Update CHANGELOG.md for v0.6.21 (#1035)

Author: hackerwins

CHANGELOG.md

@@ -7,6 +7,17 @@ and Yorkie JS SDK adheres to [Semantic Versioning](https://semver.org/spec/v2.0.
 
 ## [Unreleased]
 
+## [0.6.21] - 2025-07-25
+
+### Added
+
+- Add nextjs-quill example using Yorkie and Quill v2 by @miinhho in https://github.com/yorkie-team/yorkie-js-sdk/pull/1032
+- Support for object, array and enum in ruleset builder by @sigmaith in https://github.com/yorkie-team/yorkie-js-sdk/pull/1025
+
+### Changed
+
+- Migrate vanilla-quill example dependency to Quill v2 by @miinhho in https://github.com/yorkie-team/yorkie-js-sdk/pull/1034
+
 ## [0.6.20] - 2025-07-17
 
 ### Added

packages/react/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@yorkie-js/react",
-  "version": "0.6.20",
+  "version": "0.6.21",
   "description": "A set of hooks and providers for Yorkie JS SDK",
   "main": "./src/index.ts",
   "publishConfig": {

packages/schema/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@yorkie-js/schema",
-  "version": "0.6.20",
+  "version": "0.6.21",
   "description": "Yorkie Schema for Yorkie Document",
   "main": "./src/index.ts",
   "publishConfig": {

packages/sdk/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@yorkie-js/sdk",
-  "version": "0.6.20",
+  "version": "0.6.21",
   "description": "Yorkie JS SDK",
   "main": "./src/yorkie.ts",
   "publishConfig": {