# pyproject.toml 
[project.optional-dependencies] 
docs = [ 
 "sphinx>=7.0", 
 "furo>=2024年1月29日", # Modern theme 
 "sphinx-copybutton>=0.5.2" # Optional UX enhancer 
] 

# docs/conf.py 
html_theme = "furo" 
html_theme_options = { 
 "source_repository": "https://github.com/your/repo/", 
 "source_branch": "main", 
 "source_directory": "docs/", 
}