Astro runs on `:3000` port even though another app is running on the same port

[yxshv]

What version of astro are you using?

1.0.1

Are you using an SSR adapter? If so, which one?

no

What package manager are you using?

pnpm

What operating system are you using?

Windows

Describe the Bug

I had a React app running on port 3000 and ran an astro app thinking that it will automatically use a different port. Bu, it didn't

Link to Minimal Reproducible Example

just run an different app on localhot:3000 and then run an astro app

Participation

• [ ] I am willing to submit a pull request for this issue.