devfile v2 commands with variable "PROJECT_ROOT" don't work after conversion to devfile v1

sh: line 0: cd: /java-spring-petclinic: No such file or directory

apiVersion: 1.0.0
metadata:
  name: spring-petclinicr2hh
projects:
  - name: java-spring-petclinic
    source:
      location: 'https://github.com/che-samples/java-spring-petclinic.git'
      startPoint: devfilev2
      type: git
components:
  - endpoints:
      - name: debug
        port: 5005
      - name: 8080-tcp
        port: 8080
    memoryLimit: 3Gi
    type: dockerimage
    alias: tools
    image: 'quay.io/devfile/universal-developer-image:ubi8-d433ed6'
  - endpoints:
      - name: db
        port: 3306
    memoryLimit: 300Mi
    type: dockerimage
    alias: mysql
    image: 'quay.io/eclipse/che--centos--mysql-57-centos7:latest-e08ee4d43b7356607685b69bde6335e27cf20c020f345b6c6c59400183882764'
    env:
      - value: petclinic
        name: MYSQL_USER
      - value: petclinic
        name: MYSQL_PASSWORD
      - value: petclinic
        name: MYSQL_DATABASE
      - value: '$(echo ${0})\\$'
        name: PS1
  - id: redhat/vscode-yaml/latest
    type: chePlugin
  - id: redhat/vscode-xml/latest
    type: chePlugin
  - id: redhat/java/latest
    type: chePlugin
commands:
  - name: prepare-database
    actions:
      - workdir: '${PROJECTS_ROOT}/java-spring-petclinic'
        type: exec
        command: |
          /opt/rh/rh-mysql57/root/usr/bin/mysql -u root < ${PROJECTS_ROOT}/java-spring-petclinic/src/main/resources/db/mysql/user.sql && \
          /opt/rh/rh-mysql57/root/usr/bin/mysql -u root petclinic < ${PROJECTS_ROOT}/java-spring-petclinic/src/main/resources/db/mysql/schema.sql && \
          /opt/rh/rh-mysql57/root/usr/bin/mysql -u root petclinic < ${PROJECTS_ROOT}/java-spring-petclinic/src/main/resources/db/mysql/data.sql && \
          echo -e "\e[32mDone.\e[0m Database petclinic was configured"
        component: mysql
  - name: build
    actions:
      - workdir: '${PROJECTS_ROOT}/java-spring-petclinic'
        type: exec
        command: mvn clean install
        component: tools
  - name: run-with-hsqldb
    actions:
      - workdir: '${PROJECTS_ROOT}/java-spring-petclinic'
        type: exec
        command: java -jar target/*.jar
        component: tools
  - name: run-with-mysql
    actions:
      - workdir: '${PROJECTS_ROOT}/java-spring-petclinic'
        type: exec
        command: |
          java -jar -Dspring-boot.run.profiles=mysql \
          -Xdebug -Xrunjdwp:transport=dt_socket,server=y,suspend=n,address=5005 \
          target/*.jar
        component: tools
  - name: run-debug
    actions:
      - workdir: '${PROJECTS_ROOT}/java-spring-petclinic'
        type: exec
        command: 'java -jar -Xdebug -Xrunjdwp:transport=dt_socket,server=y,suspend=n,address=5005 target/*.jar'
        component: tools