hide profile by default for new users under 13 (#328)

* fix search

* mobile opt + fixes

* check for cur pw

* quality of life small improvements and bugfixes

* bug fixes

* added plurality checker and deleted some comments

* hide profile

* add hideprofile to user schema

* remove hcaptcha

* hideprofile edits (not done)

* edits for year check

* hide profile work

* remove email validation and forgot password from public access

* remove a frontend link

* hide stats as well, make that clear on settings

* formatting for settings personalization

* allow people to see their own stuffs

* hide profile by default when user is under 13

Co-authored-by: Michael <michael.mingdao.li@gmail.com>
Co-authored-by: Skippy <ethan.l.shen@gmail.com>
Co-authored-by: Michael Li <45986807+ML72@users.noreply.github.com>