init(): initial commit

L2-L3/2/docker/Dockerfile

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+FROM ubuntu:22.04
+
+ENV DEBIAN_FRONTEND=noninteractive
+
+RUN apt update && \
+	apt install -y --no-install-recommends \
+	ca-certificates \
+	curl \
+	bash \
+	zsh \
+	vim \
+	git \
+	bind9-dnsutils \
+	bridge-utils \
+	conntrack \
+	ethtool \
+	ipset \
+	iptables \
+	openssh-server \
+	strace \
+	jq \
+	netcat-openbsd \
+	ipython3 \
+	scapy \
+	iproute2 \
+	iputils-ping \
+	iputils-arping \
+	mtr \
+	traceroute \
+	tcptraceroute \
+	net-tools \
+	tcpdump \
+	tshark \
+	bird2-doc \
+	bird2 && \
+	mkdir /run/bird && \
+	apt clean && \
+	rm -rf /var/lib/apt/lists/*
+
+USER root
+WORKDIR /root
+ENV HOSTNAME=sch57
+
+# ZSH Themes
+RUN curl -fsSL https://raw.githubusercontent.com/ohmyzsh/ohmyzsh/master/tools/install.sh | sh
+RUN git clone https://github.com/zsh-users/zsh-autosuggestions ${ZSH_CUSTOM:-~/.oh-my-zsh/custom}/plugins/zsh-autosuggestions
+RUN git clone --depth=1 https://github.com/romkatv/powerlevel10k.git ${ZSH_CUSTOM:-$HOME/.oh-my-zsh/custom}/themes/powerlevel10k
+COPY ./configs/zshrc .zshrc
+COPY ./configs/motd motd
+
+RUN chmod -R g=u /root
+RUN chown root:root /usr/bin/dumpcap
+
+CMD [ "sleep", "infinity" ]