Jenkins (ethereum#23)

* Create l2geth_ci.yml

* Update l2geth_ci.yml

* Update l2geth_ci.yml

* jenkins file

* remove extra

Co-authored-by: maskpp <32827930+mask-pp@users.noreply.github.com>
Co-authored-by: chuhanjin <419436363@qq.com>

Jenkinsfile

@@ -0,0 +1,72 @@
+pipeline {
+    agent any
+    tools {
+        go 'go-1.17'
+    }
+    environment {
+        GO111MODULE = 'on'
+    }
+    stages {
+        stage('Build') {
+            steps {
+                // Get some code from a GitHub repository
+
+                // git branch: 'zkrollup',
+                //     credentialsId: 'testgitchuhan1',
+                //     url: 'git@github.com:scroll-tech/go-ethereum.git'
+
+                // Build the app.
+                sh 'go build' 
+
+            }
+
+        }
+        stage('Test') {
+            // Use golang.
+            steps {                 
+                // Remove cached test results.
+                sh 'go clean -cache'
+                // Run Unit Tests.
+                sh 'make test'            
+            }
+        }      
+
+        stage('Docker') {         
+            environment {
+                // Extract the username and password of our credentials into "DOCKER_CREDENTIALS_USR" and "DOCKER_CREDENTIALS_PSW".
+                // (NOTE 1: DOCKER_CREDENTIALS will be set to "your_username:your_password".)
+                // The new variables will always be YOUR_VARIABLE_NAME + _USR and _PSW.
+                // (NOTE 2: You can't print credentials in the pipeline for security reasons.)
+                DOCKER_CREDENTIALS = credentials('dockerhub')
+            }
+
+            steps {                           
+                // Use a scripted pipeline.
+                script {
+                    node {
+                        def app
+                        //  stage('Initialize') {
+                        //     def dockerHome = tool 'myDocker'
+                        //     env.PATH = "${dockerHome}/bin:${env.PATH}"
+                        // }
+
+                        stage('Build image') {
+                            app = docker.build("${env.DOCKER_CREDENTIALS_USR}/l2geth-img")
+                        }
+
+                        stage('Push image') {  
+                            // Use the Credential ID of the Docker Hub Credentials we added to Jenkins.
+                            docker.withRegistry('https://registry.hub.docker.com', 'dockerhub') {                                
+                                // Push image and tag it with our build number for versioning purposes.
+                                app.push("${env.BUILD_NUMBER}")                      
+
+                                // Push the same image and tag it as the latest version (appears at the top of our version list).
+                                app.push("latest")
+                            }
+                        }              
+                    }                 
+                }
+            }
+        }
+    }
+}