feat: support global prefix

[lit26]

PR Checklist

Please check if your PR fulfills the following requirements:

• The commit message follows our guidelines: https://github.com/nestjs/nest/blob/master/CONTRIBUTING.md
• Tests for the changes have been added (for bug fixes / features)
• Docs have been added / updated (for bug fixes / features)

PR Type

What kind of change does this PR introduce?

• Bugfix
• Feature
• Code style update (formatting, local variables)
• Refactoring (no functional changes, no api changes)
• Build related changes
• CI related changes
• Other... Please describe:

What is the current behavior?

Issue Number: #1280
Serve static can't handle globalprefix

What is the new behavior?

// main.ts
app.setGlobalPrefix('v1');

//app.module.ts
ServeStaticModule.forRoot({
      rootPath: join(__dirname, '..', 'client'),
      useGlobalPrefix: true,
}),

Will serve html on v1/

Does this PR introduce a breaking change?

• Yes
• No

Other information

[codingholt]

Looks good to me!

[MeesPos]

Can this be merged please? I need this asap!

[lit26]

I don't have the permission to merge this.

[lit26]

Will this be merged soon? @micalevisk

[micalevisk]

@lit26 There is no ETA.