docs: update readme

Author: OXeu

docs/docs/en/guide/release.md

@@ -152,7 +152,7 @@ GitHub Releases will contain:
 
 1. Go to your forked repository on GitHub
 2. Click **"Sync fork"** button
-3. Review the [CHANGELOG.md](../changelog.md) for migration steps
+3. Review the [CHANGELOG.md](./changelog.md) for migration steps
 4. Update environment variables if needed
 5. The deployment will run automatically if configured
 

docs/docs/zh/guide/release.md

@@ -152,7 +152,7 @@ GitHub Releases 将包含：
 
 1. 转到您在 GitHub 上的 fork 仓库
 2. 点击 **"Sync fork"** 按钮
-3. 查看 [CHANGELOG.md](../changelog.md) 了解迁移步骤
+3. 查看 [CHANGELOG.md](./changelog.md) 了解迁移步骤
 4. 如果需要，更新环境变量
 5. 如果已配置，部署将自动运行