modify jenkinsfile

            steps {

                echo 'Installing Dependencies'

                sh 'yarn install'

				echo 'Building NextJS App'

				//echo 'Building NextJS App'

				//sh 'node_modules/next/dist/bin/next build'

            }

        }

        stage('deploy development') {

            steps {

                echo 'Deploy Development'

            }

        }

        stage('deploy staging') {

            steps {

                echo 'Deploy Staging'

            }

        }

		stage('deploy production') {

        stage ('Build') {

            steps {

				echo 'Deploy Production'

                echo 'build'

                sh 'yarn build'

            }

        }

    }