Getting Error in integrated robotframework in jenkins The path to the driver executable must be set by the webdriver.chrome.driver system property

Question

in have an error in my integrated robotframework in jenkins, the git hub link is "https://github.com/djoen216/RobtframeworkTest.git" the tests is launched in jenkins created by docker, i use the pipeline and i create the seleium grid with docker, when i launch the robotframework tests, i have this error. enter image description here

I tried to add this path in my image created by docker export PATH=$PATH:/path/to/driver/chrome-driver but there is no change