feat: initialize Next.js project with TypeScript, ESLint, and Tailwind CSS

- Added ESLint configuration for Next.js with custom global ignores.
- Created Next.js configuration file with basic setup.
- Initialized package.json with dependencies for Next.js, React, and TypeScript.
- Set up PostCSS configuration for Tailwind CSS.
- Added SVG assets for the project.
- Created TypeScript configuration file with strict settings and Next.js support.
- Defined custom type declarations for Next.js cache life and routing parameters.
- Implemented validation types for Next.js pages and layouts.

app/layout.tsx

@@ -0,0 +1,29 @@
+import type { Metadata } from "next";
+import { Geist, Geist_Mono } from "next/font/google";
+import "./globals.css";
+
+const geistSans = Geist({
+  variable: "--font-geist-sans",
+  subsets: ["latin"],
+});
+
+const geistMono = Geist_Mono({
+  variable: "--font-geist-mono",
+  subsets: ["latin"],
+});
+
+export const metadata: Metadata = {
+  title: "Create Next App",
+  description: "Generated by create next app",
+};
+
+export default function RootLayout({ children }: LayoutProps<"/">) {
+  return (
+    <html
+      lang="en"
+      className={`${geistSans.variable} ${geistMono.variable} h-full antialiased`}
+    >
+      <body className="min-h-full flex flex-col">{children}</body>
+    </html>
+  );
+}