Add searching option to listing user profiles endpoint

[mario-nt]

Resolves #799

[codecov]

Codecov Report

Attention: Patch coverage is 4.76190% with 20 lines in your changes missing coverage. Please review.

Project coverage is 48.45%. Comparing base (b6e4adf) to head (9759a0c).

Files with missing lines	Patch %	Lines
src/databases/mysql.rs	0.00%	7 Missing ⚠️
src/databases/sqlite.rs	0.00%	7 Missing ⚠️
src/services/user.rs	0.00%	6 Missing ⚠️

Additional details and impacted files

@@             Coverage Diff             @@
##           develop     #800      +/-   ##
===========================================
- Coverage    48.53%   48.45%   -0.08%     
===========================================
  Files          111      111              
  Lines         8413     8428      +15     
  Branches      8413     8428      +15     
===========================================
+ Hits          4083     4084       +1     
- Misses        4192     4206      +14     
  Partials       138      138              

☔ View full report in Codecov by Sentry.
📢 Have feedback on the report? Share it here.