add readOnly field to schema from comments

[losisin]

closes #32

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Comparison is base (0ded440) 98.55% compared to head (5b70ab5) 98.58%.
Report is 1 commits behind head on main.

❗ Current head 5b70ab5 differs from pull request most recent head 361856d. Consider uploading reports for the commit 361856d to get more accurate results

Additional details and impacted files

@@            Coverage Diff             @@
##             main      #37      +/-   ##
==========================================
+ Coverage   98.55%   98.58%   +0.03%     
==========================================
  Files           6        6              
  Lines         413      423      +10     
==========================================
+ Hits          407      417      +10     
  Misses          4        4              
  Partials        2        2              

Flag	Coverage Δ
unittests	98.58% <100.00%> (+0.03%)	⬆️

Flags with carried forward coverage won't be shown. Click here to find out more.

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