Dockerfile

FROM ghcr.io/linuxserver/baseimage-kasmvnc:ubuntunoble

# set labels
ARG IMAGE_BUILD_DATE
LABEL maintainer="tibor309"
LABEL org.opencontainers.image.authors="tibor309"
LABEL org.opencontainers.image.created="${IMAGE_BUILD_DATE}"
LABEL org.opencontainers.image.title="Firefox"
LABEL org.opencontainers.image.description="Web accessible Firefox browser."
LABEL org.opencontainers.image.source=https://github.com/tibor309/firefox
LABEL org.opencontainers.image.url=https://github.com/tibor309/firefox/packages
LABEL org.opencontainers.image.licenses=GPL-3.0
LABEL org.opencontainers.image.base.name="ghcr.io/linuxserver/baseimage-kasmvnc:ubuntunoble"

# title
ENV TITLE=Firefox

# prevent Ubuntu's firefox stub from being installed
COPY /root/etc/apt/preferences.d/firefox-no-snap /etc/apt/preferences.d/firefox-no-snap

RUN \
  echo "**** add icon ****" && \
  curl -o \
    /kclient/public/icon.png \
    https://raw.githubusercontent.com/tibor309/icons/main/icons/firefox/firefox_logo_256x256.png && \
  curl -o \
    /kclient/public/favicon.ico \
    https://raw.githubusercontent.com/tibor309/icons/main/icons/firefox/firefox_icon_32x32.ico && \
  echo "**** install packages ****" && \
  add-apt-repository -y ppa:mozillateam/ppa && \
  apt-get update -y && \
  apt-get install --no-install-recommends -y \
    firefox \
    ^firefox-locale && \
  echo "**** default firefox settings ****" && \
  FIREFOX_SETTING="/usr/lib/firefox/browser/defaults/preferences/firefox.js" && \
  echo 'pref("datareporting.policy.firstRunURL", "");' > ${FIREFOX_SETTING} && \
  echo 'pref("datareporting.policy.dataSubmissionEnabled", false);' >> ${FIREFOX_SETTING} && \
  echo 'pref("datareporting.healthreport.service.enabled", false);' >> ${FIREFOX_SETTING} && \
  echo 'pref("datareporting.healthreport.uploadEnabled", false);' >> ${FIREFOX_SETTING} && \
  echo 'pref("trailhead.firstrun.branches", "nofirstrun-empty");' >> ${FIREFOX_SETTING} && \
  echo 'pref("browser.aboutwelcome.enabled", false);' >> ${FIREFOX_SETTING} && \
  echo "**** cleanup ****" && \
  apt-get autoclean && \
  rm -rf \
    /config/.cache \
    /config/.launchpadlib \
    /var/lib/apt/lists/* \
    /var/tmp/* \
    /tmp/*

# add local files
COPY /root /

# ports and volumes
EXPOSE 3000

VOLUME /config