Set Vite base path for GitHub Pages deployment

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

Author: Shashikant86

vite.config.ts

@@ -3,5 +3,6 @@ import react from '@vitejs/plugin-react'
 import tailwindcss from '@tailwindcss/vite'
 
 export default defineConfig({
+  base: '/Agent-Engineering-101/',
   plugins: [react(), tailwindcss()],
 })