Add community Sealos template in self-hosted cloud provider docs

[yangchuansheng]

Added deployment instructions for Twenty on Sealos.

[github-actions]

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[Copilot]

Pull request overview

This PR adds deployment instructions for Twenty on Sealos, a community-maintained cloud provider template, to the self-hosting documentation.

• Adds a new "Twenty on Sealos" section with deployment badge and link
• Follows the established documentation pattern used for Railway deployment
• Placement is logical within the cloud providers list

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[greptile-apps]

Greptile Overview

Greptile Summary

Added deployment instructions for Twenty on Sealos cloud platform, following the established documentation pattern with a badge and deployment link.

• Added "Twenty on Sealos" section with badge image and deployment template link
• Maintains consistency with existing cloud provider sections (Railway, EasyPanel, etc.)
• Both badge URL and deployment link are valid and accessible
• No code changes, only documentation enhancement

Confidence Score: 5/5

• This PR is safe to merge with minimal risk
• Simple documentation addition that follows existing patterns perfectly. The change only adds a new deployment option without modifying any code or existing documentation structure. Both URLs are valid and accessible.
• No files require special attention

Important Files Changed

File Analysis

Filename	Score	Overview
packages/twenty-docs/developers/self-hosting/cloud-providers.mdx	5/5	Added Sealos deployment section with badge and link following existing documentation pattern

Sequence Diagram

sequenceDiagram
    participant Dev as Developer
    participant Docs as Documentation File
    participant Sealos as Sealos Platform
    participant User as End User
    
    Dev->>Docs: Add Sealos deployment section
    Dev->>Docs: Add badge image link
    Dev->>Docs: Add deployment template link
    
    User->>Docs: Read cloud provider options
    User->>Docs: Click Sealos badge
    Docs->>Sealos: Navigate to deployment template
    Sealos->>User: Display Twenty app template
    User->>Sealos: Deploy Twenty instance

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[greptile-apps]

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[charlesBochet]

LGTM :)