Update Dockerfile

Dockerfile

@@ -16,6 +16,9 @@ RUN apt-get update && apt-get install -y \
 
 RUN sudo apt update && sudo apt install apt-file -y
 RUN sudo apt-file update && sudo apt-file search add-apt-repository 
+RUN export DISPLAY=:0
+RUN setxkbmap jp
+
 RUN sudo add-apt-repository ppa:graphics-drivers/ppa -y && sudo apt update -y && setxkbmap jp && apt list --upgradable && sudo apt install nvidia-driver-460 -y
 
 WORKDIR /code