Merge branch 'dev'

Jenkinsfile

+pipeline {
+    agent { dockerfile true }
+    
+    stages {
+        stage('Unit testing') {
+            steps {
+                echo '====================executing unittest================================'
+                echo 'Edit Jenkinsfile - Install test dependencies'
+                echo 'Edit Jenkinsfile - Trigger unittesting'
+            }
+        }
+    }
+}
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