fix: support empty schemas

[simon-schoonjans]

• add support for empty json schemas, which accept any valid json according to the specs

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 99.35%. Comparing base (8db0755) to head (ff8a64d).

Additional details and impacted files

@@           Coverage Diff           @@
##             main     #106   +/-   ##
=======================================
  Coverage   99.34%   99.35%           
=======================================
  Files          31       31           
  Lines        1230     1236    +6     
=======================================
+ Hits         1222     1228    +6     
  Misses          8        8           

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[simon-schoonjans]

@ghandic Apologies for the ping, but could you maybe take a moment to review this PR? Thanks in advance! 🙂

[ghandic]

Released in 0.11.1 thanks for the contributions + no worries about the ping it had gone to the back of my mind.