Migrate to helix

[fewensa]

Review Priority

Do you need reviewers to review this PR as soon as possible?

• [ ] High
• [x] Medium
• [ ] Low

PR Type

What kind of change does this PR introduce?

• [ ] Bugfix
• [ ] Feature
• [ ] Code style update
• [ ] Refactoring
• [ ] CI related changes
• [ ] Other... Please describe:

Does this PR introduce a breaking change?

• [x] Yes
• [ ] No

Why do we need this pr?

[fewensa]

When merge this, the wormhole web page will be redirect to https://helixbridge.app @xiaoch05 @HackFisher Please merge according to plan