Please give me the benefit of the doubt: I have programmed computers.
If one server-side template renders a <title>, it does not affect every other server-side template that renders after it. That's what happens in an SPA.
1. Misunderstand the problem and claim that it doesn't exist or is trivial; or
2. Accept that the problem exists and blindly assume that installing a massive, opaque, frequently changing dependency "solves" it.