Update Dockerfile

Dockerfile

@@ -1,14 +1,14 @@
-# This Dockerfile is used to build an headles vnc image based on Debian
+# This Dockerfile is used to build an headles vnc image based on Rocky linux
 
-FROM debian:11
+FROM rockylinux:9
 
 MAINTAINER Sven Nierlein "[email protected]"
 ENV REFRESHED_AT 2023-01-27
 
 LABEL io.k8s.description="Headless VNC Container with Xfce window manager, firefox and chromium" \
-      io.k8s.display-name="Headless VNC Container based on Debian" \
+      io.k8s.display-name="Headless VNC Container based on Rocky linux" \
       io.openshift.expose-services="6901:http,5901:xvnc" \
-      io.openshift.tags="vnc, debian, xfce" \
+      io.openshift.tags="vnc, rocky, xfce" \
       io.openshift.non-scalable=true
 
 ## Connection ports for controlling the UI:
@@ -25,7 +25,6 @@ ENV HOME=/headless \
     STARTUPDIR=/dockerstartup \
     INST_SCRIPTS=/headless/install \
     NO_VNC_HOME=/headless/noVNC \
-    DEBIAN_FRONTEND=noninteractive \
     VNC_COL_DEPTH=24 \
     VNC_RESOLUTION=1280x1024 \
     VNC_PW=vncpassword \
@@ -34,15 +33,12 @@ WORKDIR $HOME
 
 ### Add all install scripts for further steps
 ADD ./src/common/install/ $INST_SCRIPTS/
-ADD ./src/debian/install/ $INST_SCRIPTS/
+ADD ./src/rocky/install/ $INST_SCRIPTS/
 
 ### Install some common tools
 RUN $INST_SCRIPTS/tools.sh
 ENV LANG='en_US.UTF-8' LANGUAGE='en_US:en' LC_ALL='en_US.UTF-8'
 
-### Install custom fonts
-RUN $INST_SCRIPTS/install_custom_fonts.sh
-
 ### Install xvnc-server & noVNC - HTML5 based VNC viewer
 RUN $INST_SCRIPTS/tigervnc.sh
 RUN $INST_SCRIPTS/no_vnc.sh
@@ -59,6 +55,7 @@ ADD ./src/common/xfce/ $HOME/
 RUN $INST_SCRIPTS/libnss_wrapper.sh
 ADD ./src/common/scripts $STARTUPDIR
 RUN $INST_SCRIPTS/set_user_permission.sh $STARTUPDIR $HOME
+RUN $INST_SCRIPTS/rocky.sh
 
 USER 1000