Update the README.md

update the README.md

update the README.md

update the package.json

update the Navbar component

rename the ModeToggle to ThemeToggle

add a new component ModeToggle

add theme-toggle.tsx

update the layout.tsx

add next-themes

update the theme-provider.tsx

add theme-provider.tsx

update the DashboardPage

add get-graph-revenue.ts

update the DashboardPage