feat: imporve sealos cloud install script

[lingdie]

🤖 Generated by Copilot at b87844f

Summary

🛠️📝🌐

This pull request enhances the user experience and reliability of the scripts/cloud/install.sh script. It improves the language and layout of the messages, corrects some bugs and adds functions to handle failures and exit gracefully.

The cloud installation script
Was not very clear or equipped
To handle the errors
Or different languages
So this pull request gave it a lift

Walkthrough

• Improve the clarity, consistency and user-friendliness of the English and Chinese prompts in the install.sh script (link, link, link, link, link, link, link)
• Add a function to handle errors and exit the script gracefully, and set a trap to invoke the function when an error occurs (link)

[sealos-ci-robot]

🤖 Generated by lychee action

Summary

Status	Count
🔍 Total	956
✅ Successful	375
⏳ Timeouts	0
🔀 Redirected	0
👻 Excluded	580
❓ Unknown	0
🚫 Errors	0

Full action output

Full Github Actions output

[sweep-ai]

Apply Sweep Rules to your PR?

• Apply: Leftover TODOs in the code should be handled.
• Apply: All new business logic should have corresponding unit tests in the tests/ directory.
• Apply: Any clearly inefficient or repeated code should be optimized or refactored.

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

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