docs: Add deploy to Sealos (#14259)

website/docs/install/README.md

@@ -22,6 +22,7 @@ Deploy for public access may require:
 5.  [Google App Engine](https://cloud.google.com/appengine/)
 6.  [Fly.io](https://fly.io/)
 7.  [Zeabur](https://zeabur.com)
+8.  [Sealos](https://sealos.io)
 
 ## Docker Image
 
@@ -452,6 +453,12 @@ Heroku [no longer](https://blog.heroku.com/next-chapter) offers free product pla
 3.  Configure `automatic deploy` in Heroku app to follow the changes to your fork.
 4.  Install [Pull](https://github.com/apps/pull) app to keep your fork synchronized with RSSHub.
 
+## Deploy to Sealos(use Redis as cache)
+
+Automatic updates are included.
+
+[![Deploy to Sealos](https://raw.githubusercontent.com/labring-actions/templates/main/Deploy-on-Sealos.svg)](https://template.cloud.sealos.io/deploy?templateName=rsshub)
+
 ## Deploy to Vercel (ZEIT Now)
 
 ### Instant deploy (without automatic update)

website/i18n/zh/docusaurus-plugin-content-docs/current/install/README.md

@@ -22,6 +22,7 @@ sidebar: auto
 5.  [Google App Engine](https://cloud.google.com/appengine/)
 6.  [Fly.io](https://fly.io/)
 7.  [Zeabur](https://zeabur.com)
+8.  [Sealos](https://sealos.io)
 
 ## Docker 镜像
 
@@ -440,6 +441,12 @@ Heroku [不再](https://blog.heroku.com/next-chapter) 提供免费服务。
 3.  检查 Heroku 设置，随代码库更新自动部署。
 4.  安装 [Pull](https://github.com/apps/pull) 应用，定期将 RSSHub 改动自动同步至你的分叉。
 
+## 部署到 Sealos（包含 Redis 缓存）
+
+包含自动更新
+
+[![Deploy to Sealos](https://raw.githubusercontent.com/labring-actions/templates/main/Deploy-on-Sealos.svg)](https://template.cloud.sealos.io/deploy?templateName=rsshub)
+
 ## 部署到 Vercel (ZEIT Now)
 
 ### 一键部署（无自动更新）