Refactor Dockerfile to remove Chrome and add env var

Removed Google Chrome installation steps and added XDG_DATA_DIRS environment variable.

Author: Den4enko

Dockerfile

@@ -3,23 +3,6 @@ FROM lscr.io/linuxserver/webtop:fedora-kde
 # Switch to root to manage system packages
 USER root
 
-# LAYER 1: Add Google Chrome repository (extremely lightweight, acts as a base)
-RUN echo -e "[google-chrome]\n\
-name=google-chrome\n\
-baseurl=http://dl.google.com/linux/chrome/rpm/stable/x86_64\n\
-enabled=1\n\
-gpgcheck=1\n\
-gpgkey=https://dl.google.com/linux/linux_signing_key.pub" > /etc/yum.repos.d/google-chrome.repo
-
-# Google Chrome
-RUN dnf clean all && \
-    dnf install -y google-chrome-stable && \
-    dnf clean all
-
-RUN dnf clean all && \
-    dnf install -y pipewire-jack-audio-connection-kit xournalpp && \
-    dnf clean all
-
 # Other Custom Packages
 RUN dnf clean all && \
     dnf install -y \
@@ -36,3 +19,5 @@ RUN dnf clean all && \
         flatpak \
         fuse-libs && \
     dnf clean all
+
+ENV XDG_DATA_DIRS="/usr/local/share:/usr/share:/config/.local/share/flatpak/exports/share:/var/lib/flatpak/exports/share"