added missing package to uv

Author: wegar-2

pyproject.toml

@@ -20,6 +20,7 @@ dependencies = [
     "pydantic>=2.12.5",
     "pylint>=4.0.5",
     "pytest>=9.0.2",
+    "pytest-cov>=7.0.0",
     "ruff>=0.15.4",
     "scikit-learn>=1.8.0",
     "scipy>=1.17.1",