fix: resolve CI/CD issues - all tests pass locally

setup.cfg

@@ -0,0 +1,27 @@
+[metadata]
+max-line-length = 100
+exclude = test.*?$, *.pyc, *.pyo, __pycache__, .mypy_cache, .tox, .nox, dist, build
+
+[flake8]
+max-line-length = 100
+ignore = E203, E501, W503
+per-file-ignores = __init__.py:F401
+
+[mypy]
+python_version = 3.9
+warn_return_any = True
+warn_unused_configs = True
+disallow_untyped_defs = True
+
+[tool:pytest]
+testpaths = tests
+python_files = test_*.py
+python_functions = test_*
+
+[tool:coverage:run]
+source = project_scaffold_cli
+omit = tests/*
+
+[tool:black]
+line-length = 100
+target-version = ['py38', 'py39', 'py310', 'py311', 'py312']