Please add mesa-va-drivers package in the docker image

Hi,
I want to use the plugin hardware-transcode-vaapi to support the hardware encoding. After installation the encoding failed because the package mesa-va-drivers is missing in the Docker image. Can you add please ?

FYI I added manualy this package in the container and it’s ok now, ffmpeg use the vaap device : /usr/bin/ffmpeg -vaapi_device /dev/dri/renderD128 …