feat(routing): async redirects

[UberMouse]

Adds support for defining async redirect functions on routes to enable redirecting after the URL has matched based on any arbitrary logic you require

[github-actions[bot]]

:tada: This PR is included in version 3.0.0-beta.2 :tada:

The release is available on:

• npm package (@beta dist-tag)
• GitHub release

Your semantic-release bot :package::rocket:

[github-actions[bot]]

:tada: This PR is included in version 3.0.0 :tada:

The release is available on:

• npm package (@latest dist-tag)
• GitHub release

Your semantic-release bot :package::rocket: