Enhance project setup with Prisma, new scripts, and dependencies; update README for clarity and add API routes; improve layout and styling for better user experience

vitest.config.ts

@@ -0,0 +1,16 @@
+import { defineConfig } from "vitest/config";
+import react from "@vitejs/plugin-react";
+import path from "path";
+
+export default defineConfig({
+  plugins: [react()],
+  test: {
+    environment: "jsdom",
+    include: ["src/**/*.test.ts", "src/**/*.test.tsx"],
+  },
+  resolve: {
+    alias: {
+      "@": path.resolve(__dirname, "./src"),
+    },
+  },
+});