jenkinsfile - watch screen test 7c new ssh method

api/Jenkinsfile.ble_test

@@ -84,18 +84,30 @@ pipeline {
         stage('View Test Logs'){
             steps {
                 sshagent([env.SSH_CREDENTIALS_ID]) {
-                    sh """
-                    ssh -o StrictHostKeyChecking=no root@${params.host_ip} -o ServerAliveInterval=60 -o ServerAliveCountMax=120 << EOF
-
+                    sh '''#!/usr/bin/env bash
+                        ssh -o StrictHostKeyChecking=no root@${params.host_ip} << 'EOF'
                         set -euo pipefail
-                        # Outer loop - runs as long as the screen session is alive
+                        # Loop while the screen session exists
                         while screen -list | grep -q "ble_test_${TEST_HASH}"; do
-                            # `tail -f` streams the file; the read-loop ensures line-by-line flush
-                            tail -n +1 -f /tmp/ble_test_${env.TEST_HASH}.log | while IFS= read -r line; do
-                                echo "\$line"
+                            # Tail the file and flush each line immediately
+                            tail -n +1 -f "/tmp/ble_test_${env.TEST_HASH}.log" | while IFS= read -r line; do
+                                echo "$line"
                             done
                         done
-                    """
+                        EOF
+                    '''
+
+                    //sh """
+                    //ssh -o StrictHostKeyChecking=no root@${params.host_ip} -o ServerAliveInterval=60 -o ServerAliveCountMax=120 << EOF
+                    //    set -euo pipefail
+                    //    # Outer loop - runs as long as the screen session is alive
+                    //    while screen -list | grep -q "ble_test_${TEST_HASH}"; do
+                    //        # `tail -f` streams the file; the read-loop ensures line-by-line flush
+                    //        tail -n +1 -f /tmp/ble_test_${env.TEST_HASH}.log | while IFS= read -r line; do
+                    //            echo "\$line"
+                    //        done
+                    //    done
+                    //"""
                 }
             }
         }