fix: disable no-undef rule in TS files (#237)

* chore: update project dependencies

* chore: experiment with babel.config

* chore: update yarn.lock

* chore: add prettier

* fix: use correct signs

* fix: update yarn.lock of tests

* fix: disable no-undef rule in TS

* fix: wrong rebase

* fix: again

* fix: and again

Author: jaworek

node.js

@@ -92,6 +92,7 @@ module.exports = {
         '@typescript-eslint/prefer-optional-chain': ERROR,
         'no-dupe-class-members': OFF,
         'no-unused-vars': OFF,
+        'no-undef': OFF,
       },
     },
     {