perf: remove orphan tracker as it's causing significant performance degradation - #170

Check warning on line 395 in src/dve/core_engine/backends/base/rules.py

sonarqubecloud / SonarCloud Code Analysis

Replace "list(...)[0]" with "next(iter(...))" to avoid materializing the entire iterable.

See more on https://sonarcloud.io/project/issues?id=NHSDigital_data-validation-engine&issues=AaDxsnsp_GVctkdHK2LI&open=AaDxsnsp_GVctkdHK2LI&pullRequest=170