docs: Adding another one-click deploy option to README.md

[cosark]

💻 变更类型 | Change Type [x] docs

🔀 变更说明 | Description of Change This Pull Request adds a new deployment option for the project. Specifically, it introduces a button that enables community access to deploy the template for self-hosting on RepoCloud with one click. This change enhances the accessibility and deployment options for users who wish to self-host the project.

The update includes:

1. Adding a new button image for RepoCloud deployment.
2. Integrating the RepoCloud deployment option alongside existing deployment methods (Vercel, Zeabur, and Gitpod).
3. Ensuring consistent styling with other deployment buttons for a cohesive look.

This addition provides users with more flexibility in choosing their preferred hosting platform and simplifies the process of deploying the project on RepoCloud.

📝 补充信息 | Additional Information

• The RepoCloud button uses the image URL: https://d16t0pc4846x52.cloudfront.net/deploylobe.svg
• The deployment link for RepoCloud is: https://repocloud.io/details/?app_id=275
• The button height has been set to 30 pixels to match existing buttons for visual consistency.
• This change only affects the README or documentation file where deployment options are listed.
• No code changes were required for this update.

This addition aligns with the project's goal of providing easy deployment options for users and expands the range of supported platforms.

Summary by CodeRabbit

• New Features
  • Added a new deployment button for "Deploy to RepoCloud" in the README, expanding deployment options for users.
• Documentation
  • Updated README.md to include the new deployment option, ensuring a consistent design with existing buttons.