Add a soprano recorder tab converter as a Linux AppImage.

The app turns a lead line into Baroque fingering tabs with rhythm kept, ships Twinkle and Ode to Joy, and reads photos locally with oemer when the bundled Python is present.

Co-authored-by: catpersonisme <catpersonisme@gmail.com>

src/app/layout.tsx

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+import type { Metadata } from "next";
+import { Fraunces, Source_Sans_3 } from "next/font/google";
+import { Toaster } from "@/components/ui/sonner";
+import "./globals.css";
+
+const sans = Source_Sans_3({
+  subsets: ["latin"],
+  variable: "--font-source",
+  weight: ["400", "500", "600", "700"],
+});
+
+const display = Fraunces({
+  subsets: ["latin"],
+  variable: "--font-display",
+  weight: ["500", "600", "700"],
+});
+
+export const metadata: Metadata = {
+  title: "Recorder Tab Converter",
+  description:
+    "Turn a lead melody into soprano recorder fingering tabs, with rhythm, rests, and bar lines kept.",
+};
+
+export default function RootLayout({ children }: LayoutProps<"/">) {
+  return (
+    <html lang="en" className={`${sans.variable} ${display.variable} h-full antialiased`}>
+      <body className="min-h-full flex flex-col font-sans">
+        {children}
+        <Toaster />
+      </body>
+    </html>
+  );
+}