fix: use child_process module to create project

[btea]

Description

The following error will occur on Windows platform when executing pnpm snapshot.

[btea]

Yeah, I noticed this too. However, the default terminal launched by vscode is not bash, and it needs to be switched manually, which seems a bit troublesome. Or, is there any other way to use bash to run files by default? 🤔

[cexbrayat]

@btea I don't know how you can switch on VS Code, but I guess there is a way to define your default terminal. Let's close then

[btea]

I found that we use npm-run-all2, but I think we can directly replace it with pnpm run build && pnpm run snapshot, maybe we can remove this dependency. What do you think? @cexbrayat https://github.com/vuejs/create-vue/blob/f283ab4fdc0cbef48e8ecde77d52f2398540e08d/package.json#L23

[cexbrayat]

@btea Sure, why not