Halp please. Dynamic image in dynamic card

Hello my friend, I wish you a happy day, I still have that problem to show a picture after choosing it,

I asked in the community and you answered me, thank you, but in the community I put a simple example , but in the project I set file:// not working the process did not work and I made attempts and I ask you to help my friend, thank you.
2021_08_17_18.33.47