Fix the packaging appimage problem in linux

bin/utils/shell.ts

@@ -26,8 +26,21 @@ export async function shellExec(
       );
     }
 
-    throw new Error(
-      `Error occurred while executing command "${command}". Exit code: ${exitCode}. Details: ${errorMessage}`,
-    );
+    let errorMsg = `Error occurred while executing command "${command}". Exit code: ${exitCode}. Details: ${errorMessage}`;
+
+    if (
+      process.platform === 'linux' &&
+      (errorMessage.includes('linuxdeploy') ||
+        errorMessage.includes('appimage') ||
+        errorMessage.includes('strip'))
+    ) {
+      errorMsg +=
+        '\n\nLinux AppImage build error. Try one of these solutions:\n' +
+        '  1. Run with: NO_STRIP=true pake <url> --targets appimage\n' +
+        '  2. Use DEB format instead: pake <url> --targets deb\n' +
+        '  3. See detailed solutions: https://github.com/tw93/Pake/blob/main/docs/faq.md';
+    }
+
+    throw new Error(errorMsg);
   }
 }