fix: set vite base to / to resolve GitHub Pages MIME type error

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

Author: pkaranje

vite.config.ts

@@ -9,5 +9,5 @@ export default defineConfig({
       "@": path.resolve(__dirname, "./src"),
     },
   },
-  base: "./",
+  base: "/",
 });