What are the step-by-step instructions to install and verify the Rich library for live terminal UI in Python?

python -m venv rich_env
# Windows: rich_env\Scripts\activate
source rich_env/bin/activate  # Linux/Mac
      

pip install rich  # Basic
# pip install "rich[jupyter]"  # With Jupyter support
      

python -m rich  # Shows Rich demo (success!)
      

pip install -U rich
      

python -c "from rich import print; print('[bold red]Rich works![/bold red]')"
      

# requirements.txt
echo "rich>=13.0.0" >> requirements.txt
pip install -r requirements.txt