Update 'Jenkinsfile'

Jenkinsfile

@@ -11,8 +11,11 @@ pipeline {
             steps {
                 sshagent(['backend-server-digitaltwin']) {  // Use the credential ID you created
                     sh '''
-                        # Test SSH connection
+                        # Print SSH key info
-                        ssh -o StrictHostKeyChecking=no ${SERVER_USER}@${SERVER_IP} 'echo "SSH Connection Successful!" && hostname && date'
+                        ssh-add -l
+                        
+                        # Try verbose SSH connection
+                        ssh -v -o StrictHostKeyChecking=no aimo@192.168.1.82 'echo test'
                     '''
                 }
             }