Execute tests in parallel

Author: elbersb

pyproject.toml

@@ -52,7 +52,7 @@ line-length = 119
 target-version = ["py39", "py310", "py311", "py312"]
 
 [tool.pytest.ini_options]
-addopts = "-v --cov=spotify_confidence --cov-report=html --cov-report=xml --cov-report=term-missing"
+addopts = "-v -n auto --cov=spotify_confidence --cov-report=html --cov-report=xml --cov-report=term-missing"
 testpaths = ["tests"]
 
 [tool.coverage.run]