fix: resolve CI linting failures by adding ruff configuration

.gitignore

@@ -1,30 +1,23 @@
 # Python
+*.pyc
 __pycache__/
-*.py[cod]
-*$py.class
-*.so
+*.pyo
+*.pyd
 .Python
-build/
-develop-eggs/
-dist/
-downloads/
-eggs/
-.eggs/
-lib/
-lib64/
-parts/
-sdist/
-var/
-wheels/
-*.egg-info/
-.installed.cfg
+*.so
 *.egg
+*.egg-info/
+dist/
+build/
 
-# Virtual environments
+# Environment
+.env
+.venv/
+env/
 venv/
 ENV/
-env/
-.venv
+env.bak/
+venv.bak/
 
 # IDE
 .vscode/
@@ -32,26 +25,17 @@ env/
 *.swp
 *.swo
 *~
-.DS_Store
 
 # Testing
-.pytest_cache/
 .coverage
-htmlcov/
-*.cover
-
-# Distribution / packaging
-.Python
-env/
-venv/
-ENV/
-build/
-dist/
-
-# mypy
+.pytest_cache/
 .mypy_cache/
-.dmypy.json
-dmypy.json
-
-# ruff
 .ruff_cache/
+htmlcov/
+
+# OS
+.DS_Store
+Thumbs.db
+
+# Project specific
+errorfix.egg-info/