fix: Jenkinsfile display BRANCH_NAME

Jenkinsfile

@@ -24,7 +24,6 @@ node {
         FROM_GIT = env.JOB_NAME.startsWith('gitea/')
         RUN_TESTS = !PROTECTED_BRANCH && FROM_GIT
         RUN_BUILD = PROTECTED_BRANCH && FROM_GIT
-        // env.DEBUG = 'strong-remoting:shared-method'
         // https://www.jenkins.io/doc/book/pipeline/jenkinsfile/#using-environment-variables
         echo "NODE_NAME: ${env.NODE_NAME}"
         echo "WORKSPACE: ${env.WORKSPACE}"
@@ -162,6 +161,7 @@ pipeline {
                                     def packageJson = readJSON file: 'package.json'
                                     env.VERSION = packageJson.version
                                 }
+                                echo "BRANCH_NAME: ${env.BRANCH_NAME}"
                                 sh 'gulp build'
                                 sh 'docker-compose build front'
                             }