How to change node-red-dashboard favicon

# base-image for node on any machine using a template variable,
# see more about dockerfile templates here:http://docs.resin.io/pages/deployment/docker-templates
# Note the node:slim image doesn't have node-gyp

FROM resin/%%RESIN_MACHINE_NAME%%-node:6-slim

# Define working directory in container
RUN mkdir -p /usr/src/app/
WORKDIR /usr/src/app

RUN apt-get update && apt-get install -y \
  cmake \
  make \
  gcc \
  g++ \
  git \
  python \
  python-dev \
  python-pip \
  wget \
  curl \
  libevent-dev \
  libpthread-stubs0-dev 

RUN pip install requests spidev RPi.GPIO

RUN JOBS=MAX npm install -g \
  node-red \
  node-red-contrib-cpu \
  node-red-contrib-persist \
  node-red-contrib-ipc \
  node-red-contrib-boolean-logic \
  node-red-contrib-resinio \
  node-red-contrib-aws-iot-hub \
  node-red-dashboard \
  node-red-node-smooth \
  node-red-contrib-statistics \
  node-red-contrib-cron \
  node-red-contrib-msg-queue \
  --production

RUN npm cache clean --force && rm -rf /tmp/*

# Set timezone
ENV TZ=CET 
RUN ln -snf /usr/share/zoneinfo/$TZ /etc/localtime && echo $TZ > /etc/timezone

# This will copy all files in our root to the working  directory in the container
COPY ./app ./

# Enable systemd init system in container
ENV INITSYSTEM=on

# server.js will run when container starts up on the device
CMD ["bash", "/usr/src/app/start.sh"]