style: apply consistent whitespace and formatting across codebase

pyproject.toml

@@ -34,32 +34,32 @@ dependencies = [
     # Core dependencies for Quarto/Jupyter integration
     "jupyterlab-quarto>=0.3.0",
     "jupyter>=1.0.0",
-    
+
     # Bibliography and document processing
     "pybtex>=0.24.0",
     "pypandoc>=1.11",
     "pyyaml>=6.0",
-    
+
     # Data processing and validation
     "pandas>=2.0.0",
     "numpy>=1.24.0",
     "jsonschema>=4.0.0",
-    
+
     # Image processing
     "Pillow>=9.0.0",
-    
+
     # HTTP and API interactions
     "requests>=2.31.0",
-    
+
     # Text processing
     "titlecase>=2.4.1",
-    
+
     # Terminal output and UI
     "rich>=13.0.0",
-    
+
     # Type checking and validation
     "typing-extensions>=4.5.0",
-    
+
     # Utilities
     "click>=8.0.0",
     "pathlib2>=2.3.0; python_version<'3.11'",
@@ -72,22 +72,22 @@ dev = [
     "pytest-cov>=4.0.0",
     "pytest-mock>=3.10.0",
     "pytest-asyncio>=0.21.0",
-    
+
     # Code quality
     "black>=23.0.0",
     "isort>=5.12.0",
     "flake8>=6.0.0",
     "mypy>=1.0.0",
     "pylint>=2.17.0",
-    
+
     # Security
     "bandit>=1.7.0",
     "safety>=2.3.0",
-    
+
     # Documentation
     "sphinx>=6.0.0",
     "sphinx-rtd-theme>=1.2.0",
-    
+
     # Pre-commit hooks
     "pre-commit>=3.0.0",
 ]
@@ -198,7 +198,7 @@ ignore_missing_imports = true
 minversion = "7.0"
 addopts = [
     "--strict-markers",
-    "--strict-config", 
+    "--strict-config",
     "--cov=book/tools",
     "--cov-report=term-missing",
     "--cov-report=html",