renewal

recreate project by using https://github.com/shadcn/next-template

App:
- support dark mode
- add toggle theme button
- add clear search button
- add search button
- add current page indicator
- add tool group pages
- add settings tool
- add 1 tab format option to Json format tool
- add paste button to some tools
- add file button to some tools
- add copy button to some tools
- add clear button to some tools
- change favicon
- change search hit rate
- change each page title
- change icons from Material Icons to Lucide
- change sidebar scroll area
- change editor from Ace to Monaco
- change parsable separators of number base converter
- change default value of format option of number base converter
- change default values of some tool forms
- change some styles
- remove disabled tools
- remove real-time search
- fix uri encoding tool

Dev:
- MUI + Emotion -> Radix UI + Tailwind CSS
- Next.js 12 Pages -> Next.js 13 App Router
- React 17 -> React 18
- many other packages upgraded
- use useState instead of recoil
- use Next.js typedRoutes instead of pathpida
- clean npm scripts
- format import statements by Prettier
- no component separations between container and presenter
- effective component memoizations
- add vscode settings
- many refactors

postcss.config.js

@@ -0,0 +1,6 @@
+module.exports = {
+  plugins: {
+    tailwindcss: {},
+    autoprefixer: {},
+  },
+};