After all, the fact that no other company than MDG has even tried to make it happen should be proof enough that it’s not trivial.
I did it, over the last 4 years http://qbix.com/platform
Actually our platform aims to be an entire "Wordpress for social networks". We realized that identity, security, roles, permissions, consistency and realtime updates etc. are hard to get right and building a standardized platform will free up developers to focus on what their app does instead of reinventing the wheel, etc. Not only that, but it will allow interoperating and reusability of components across all the sites.
And yes, it does routing, pagination, components and more in a way that will give Angular and React a run for their money if you check it out.
Also it does a lot more: http://qbix.com/platform/features
PS: try loading all this on your smartphone!