Sidebar demo

with

1. react.tsx
2. esbuild
3. scss
4. pnpm
5. iconfont

a expandable sidebar with css add className close for the preset css
then the .close>text are not display

copy the css from another demo,
and combine it with esbuild ,scss ,react ,pnpm.

other issue

just wonder how to use turbopack without using nextjs@13,
can not find any detail about it.
they all tell you to construct with nextjs@13, but i just want to pack this small demo

later

maybe add dark mode part