cat tailwind.config.js { daisyui: { themes: [{ royal-purple: { "primary": "#F8F8FF", "primary-content": "#1E1E78", "secondary": "#D5006D", "secondary-content": "#FFFFFF", "accent": "#FFEB3B", "accent-content": "#1E1E78", "neutral": "#1E1E1E", "neutral-content": "#F8F8FF", "base-100": "#121212", "base-200": "#1E1E1E", "base-300": "#2D2D2D", "base-content": "#F8F8FF", }, }], }, }How to add a custom daisyUI theme?