Adding the jenkinsfile for galactic branch

.ci_local_test/Jenkinsfile

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+pipeline {
+    agent any
+    environment {
+        // Test_Server is the local test machine.
+        Test_Server = "robotics-testNUC11"
+        WORKSPACE_PATH = "/home/intel/ros2_openvino_toolkit"
+    }
+    stages {
+        stage('Test Ros2 Galatic') {
+            steps {
+                script {
+                    def flag = sh script: "ssh intel@$Test_Server 'cd $WORKSPACE_PATH && docker images | grep ros2_openvino_test'", returnStatus: true
+                    if (flag == 0) {
+                        docker rmi -f ros2_openvino_test
+                    }
+                    def test_result = sh script: "ssh intel@$Test_Server 'cd $WORKSPACE_PATH && ./self_host_test_ros2_openvino.sh '", returnStatus: true
+                    if (test_result == 0) {
+                        echo "test pass"
+                    } else {
+                        echo "test fail"
+                        exit -1
+                    }
+
+                }
+            }
+        }
+
+    }
+
+}

.ci_local_test/README.md

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+
+
+The Jenkinsfile Introduce:
+
+1. The jenkins matchine would scan the ROS2_Openvion project regularly.
+
+it would trigger test when scan the PR or other change.
+
+
+2. The test machine name robotics-testNUC11, it build and test the project refer as below the link.
+
+    The Link: https://github.com/intel/ros2_openvino_toolkit/blob/master/doc/quick_start
+
+    Dashing: getting_started_with_Dashing_Ubuntu18.04.md
+
+    Foxy: getting_started_with_Foxy_Ubuntu20.04.md
+
+    Galactic: getting_started_with_Galactic_Ubuntu20.04.md
+
+3. The test result would send by email.
+