feat: add global oxc state

[DonIsaac]

What This PR Does

• Adds useOxc, which provides access to an Oxc instance stored as global state
• Implements the AST tab panel that renders the current AST
• Implements the Symbols tab panel
• Other panels are stubbed

[Boshen]

@eryue0220 Please take a look, this is going to have a merge conflict with your work.

[eryue0220]

@Boshen I've checked the code. And I think it's a great work.