Nice and easy :) No need to rely on 3rd party services for this and you can use your own brand etc. like
How to set up a "" redirect in one .htaccess line:

RedirectMatch ^/\+(.*)$•PLUS•ID•HERE$1

For example, mine is:

RedirectMatch ^/\+(.*)$$1

This causes to show my posts by default but allows you to append "about", "plusones", etc, e.g.: .

(Inspired by +Ade Oshineye and many others.)
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