adding redirect to madara launcher

Author: SamrendraS

next.config.js

@@ -8,4 +8,13 @@ module.exports = withNextra({
     locales: ["en", "zh-CN"],
     defaultLocale: "en",
   },
-});
+  async redirects() {
+    return [
+      {
+        source: '/launcher.sh',
+        destination: 'https://raw.githubusercontent.com/madara-alliance/madara/refs/heads/main/scripts/launcher',
+        permanent: false,
+      },
+    ];
+  },
+});