Comparison with Web Infra's Rstack

### Documentation is

- [x] Missing
- [ ] Outdated
- [ ] Confusing
- [ ] Not sure

### Explain in Detail

When searching for web dev toolchains, Vite+ and Web Infra's Rstack seem to be the most comprehensive solutions, and it's hard to know when to adopt one or another.

### Your Suggestion for Changes

Make a comparison page

### Relevant Page

https://github.com/web-infra-dev

### Reproduction (Optional)

_No response_

### Steps to reproduce (Optional)

_No response_

Start by reviewing Vite+ and the linked Web Infra project to identify the capabilities and intended audiences that need comparison. Done means publishing a comparison page that explains when users should adopt each toolchain, with claims grounded in the two projects.

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