#-----------------------------------------------------------------------------------------
# Copyright (c) Microsoft Corporation. All rights reserved.
# Licensed under the MIT License. See LICENSE in the project root for license information.
#-----------------------------------------------------------------------------------------

FROM node:lts

# Configure apt
ENV DEBIAN_FRONTEND=noninteractive
RUN apt-get update \
   && apt-get -y install --no-install-recommends apt-utils 2>&1

# Verify git and process tools are installed
RUN apt-get install -y git procps

# Install yarn 
RUN apt-get install -y curl apt-transport-https lsb-release \
    && curl -sS https://dl.yarnpkg.com/$(lsb_release -is | tr '[:upper:]' '[:lower:]')/pubkey.gpg | apt-key add - 2>/dev/null \
    && echo "deb https://dl.yarnpkg.com/$(lsb_release -is | tr '[:upper:]' '[:lower:]')/ stable main" | tee /etc/apt/sources.list.d/yarn.list \
    && apt-get update \
    && apt-get -y install --no-install-recommends yarn

# Install eslint
RUN npm install -g eslint

# Clean up
RUN apt-get autoremove -y \
    && apt-get clean -y \
    && rm -rf /var/lib/apt/lists/*