Setup custom page title

[TheAlexLichter]

Hey Steve :wave:

at the moment, the title of your website defaults to steveschoger-site, which is also the name of the project.

https://github.com/sschoger/steveschoger-site/blob/94fa96c5a7ca8b9af45e6e88da4397742681db29/nuxt.config.js#L8

It'd make sense to define a new title and maybe also titles per sub-page (via head in the page components).