feat(client): setup formatting

- Installed @antfu/eslint-config for formatting
- Installed lint-staged for pre-commit formatting compliance

Signed-off-by: Noa Virellia <noa@requiem.garden>

client/vite.config.ts

@@ -1,7 +1,7 @@
-import { defineConfig } from 'vite'
-import react from '@vitejs/plugin-react'
+import react from '@vitejs/plugin-react';
+import { defineConfig } from 'vite';
 
 // https://vite.dev/config/
 export default defineConfig({
   plugins: [react()],
-})
+});