frontend: add shadcn vue, replace custom css with tailwind

Signed-off-by: Nicolas Froger <nicolas@kektus.xyz>

summer2024-frontend/vite.config.js

@@ -3,14 +3,24 @@ import { fileURLToPath, URL } from 'node:url'
 import { defineConfig } from 'vite'
 import vue from '@vitejs/plugin-vue'
 
+import tailwind from 'tailwindcss'
+import autoprefixer from 'autoprefixer'
+import path from 'node:path'
+
 // https://vitejs.dev/config/
 export default defineConfig({
+  css: {
+    postcss: {
+      plugins: [tailwind(), autoprefixer()],
+    },
+  },
   plugins: [
     vue(),
   ],
   resolve: {
     alias: {
-      '@': fileURLToPath(new URL('./src', import.meta.url))
+      //'@': fileURLToPath(new URL('./src', import.meta.url))
+      '@': path.resolve(__dirname, './src'),
     }
   }
 })