feat: guestOS docker config (#3)

Dockerfile

@@ -0,0 +1,62 @@
+FROM public.ecr.aws/docker/library/ubuntu:24.04
+
+SHELL ["/bin/bash", "-o", "pipefail", "-c"]
+
+ENV DEBIAN_FRONTEND=noninteractive
+
+RUN apt-get update && apt-get install -y --no-install-recommends \
+    ca-certificates \
+    curl \
+    dbus-x11 \
+    eza \
+    fonts-dejavu-core \
+    git \
+    iproute2 \
+    jitterentropy-rngd \
+    net-tools \
+    ncurses-bin \
+    novnc \
+    openbox \
+    openssh-server \
+    sudo \
+    zsh \
+    zsh-autosuggestions \
+    zsh-syntax-highlighting \
+    websockify \
+    x11-utils \
+    x11-xserver-utils \
+    x11vnc \
+    xauth \
+    xterm \
+    xvfb \
+  && rm -rf /var/lib/apt/lists/*
+
+RUN useradd --create-home --shell /bin/bash node \
+  && passwd -d node \
+  && mkdir -p /home/node/.ssh \
+  && chown -R node:node /home/node \
+  && usermod -aG sudo node \
+  && printf 'node ALL=(ALL) NOPASSWD:ALL\n' >/etc/sudoers.d/node \
+  && chmod 440 /etc/sudoers.d/node
+
+COPY docker/guest/sshd_config /etc/ssh/sshd_config
+COPY docker/guest/microagent-init.sh /usr/local/bin/microagent-init
+COPY docker/guest/microagent-desktop-session.sh /usr/local/bin/microagent-desktop-session
+COPY docker/guest/microagent-network-up.sh /usr/local/bin/microagent-network-up
+COPY docker/guest/defaults/.zshrc /home/node/.zshrc
+COPY docker/guest/defaults/.bashrc /home/node/.bashrc
+COPY docker/guest/defaults/.profile /home/node/.profile
+COPY docker/guest/terminfo/xterm-ghostty.terminfo /tmp/xterm-ghostty.terminfo
+COPY docker/guest/terminfo/xterm-kitty.terminfo /tmp/xterm-kitty.terminfo
+
+RUN chmod 755 /usr/local/bin/microagent-init /usr/local/bin/microagent-desktop-session /usr/local/bin/microagent-network-up \
+  && chown node:node /home/node/.zshrc /home/node/.bashrc /home/node/.profile \
+  && usermod -s /usr/bin/zsh node \
+  && install -d /opt/zsh/pure \
+  && curl -fsSL https://raw.githubusercontent.com/sindresorhus/pure/v1.27.0/pure.zsh -o /opt/zsh/pure/pure.zsh \
+  && curl -fsSL https://raw.githubusercontent.com/sindresorhus/pure/v1.27.0/async.zsh -o /opt/zsh/pure/async.zsh \
+  && tic -x -o /usr/share/terminfo /tmp/xterm-ghostty.terminfo \
+  && tic -x -o /usr/share/terminfo /tmp/xterm-kitty.terminfo \
+  && rm -f /tmp/xterm-ghostty.terminfo /tmp/xterm-kitty.terminfo
+
+CMD ["/usr/local/bin/microagent-init"]