Implement docker computer environment for operator

- Generalize building pyautogui into executable python code snippet.
  This should work across docker and local. And should be easier to
  extend to operate a remote computer over the network as well.

- Create dockerfile for pyautogui operate-able containerized computer

computer.Dockerfile

@@ -0,0 +1,129 @@
+FROM ubuntu:24.04
+ENV DEBIAN_FRONTEND=noninteractive
+
+# Install System Dependencies
+RUN apt update \
+    && apt install -y \
+        ca-certificates \
+        gnupg \
+        xfce4 \
+        xfce4-goodies \
+        x11vnc \
+        xvfb \
+        xdotool \
+        imagemagick \
+        x11-apps \
+        dbus-x11 \
+        sudo \
+        python3-pip \
+        python3-tk \
+        python3-dev \
+        build-essential \
+        scrot \
+        gnome-screenshot \
+        net-tools \
+        libx11-dev \
+        libxext-dev \
+        libxtst-dev \
+        libxinerama-dev \
+        libxmu-dev \
+        libxrandr-dev \
+        libxfixes-dev \
+        software-properties-common \
+    && add-apt-repository ppa:mozillateam/ppa && apt update \
+    && apt install -y --no-install-recommends \
+        # Desktop apps
+        firefox-esr \
+        libreoffice \
+        x11-apps \
+        xpdf \
+        gedit \
+        xpaint \
+        tint2 \
+        galculator \
+        pcmanfm \
+        unzip \
+        # Terminal apps like file editors, viewers, git, wget/curl etc.
+        less \
+        nano \
+        neovim \
+        vim \
+        git \
+        curl \
+        wget \
+        procps \
+        # Python/pyenv dependencies
+        libssl-dev  \
+        zlib1g-dev \
+        libbz2-dev \
+        libreadline-dev \
+        libsqlite3-dev \
+        libncursesw5-dev \
+        xz-utils \
+        tk-dev \
+        libxml2-dev \
+        libxmlsec1-dev \
+        libffi-dev \
+        liblzma-dev \
+    # set default browser
+    && update-alternatives --set x-www-browser /usr/bin/firefox-esr \
+    && apt-get clean && rm -rf /var/lib/apt/lists/* \
+    # remove screen locks, power managers
+    && apt remove -y light-locker xfce4-screensaver xfce4-power-manager || true
+
+# Create Computer User
+ENV USERNAME=operator
+ENV HOME=/home/$USERNAME
+RUN useradd -m -s /bin/bash -d $HOME -g $USERNAME $USERNAME && echo "${USERNAME} ALL=(ALL) NOPASSWD: ALL" >> /etc/sudoers
+USER $USERNAME
+WORKDIR $HOME
+
+# Setup Python
+RUN git clone https://github.com/pyenv/pyenv.git ~/.pyenv && \
+    cd ~/.pyenv && src/configure && make -C src && cd .. && \
+    echo 'export PYENV_ROOT="$HOME/.pyenv"' >> ~/.bashrc && \
+    echo 'command -v pyenv >/dev/null || export PATH="$PYENV_ROOT/bin:$PATH"' >> ~/.bashrc && \
+    echo 'eval "$(pyenv init -)"' >> ~/.bashrc
+ENV PYENV_ROOT="$HOME/.pyenv"
+ENV PATH="$PYENV_ROOT/bin:$PATH"
+ENV PYENV_VERSION_MAJOR=3
+ENV PYENV_VERSION_MINOR=11
+ENV PYENV_VERSION_PATCH=6
+ENV PYENV_VERSION=$PYENV_VERSION_MAJOR.$PYENV_VERSION_MINOR.$PYENV_VERSION_PATCH
+RUN eval "$(pyenv init -)" && \
+    pyenv install $PYENV_VERSION && \
+    pyenv global $PYENV_VERSION && \
+    pyenv rehash
+ENV PATH="$HOME/.pyenv/shims:$HOME/.pyenv/bin:$PATH"
+
+# Install Python Packages
+RUN python3 -m pip install --no-cache-dir \
+    pyautogui \
+    Pillow \
+    pyperclip \
+    pygetwindow
+
+# Setup VNC
+RUN x11vnc -storepasswd secret /home/operator/.vncpass
+
+ARG WIDTH=1024
+ARG HEIGHT=768
+ARG DISPLAY_NUM=99
+ENV WIDTH=$WIDTH
+ENV HEIGHT=$HEIGHT
+ENV DISPLAY_NUM=$DISPLAY_NUM
+ENV DISPLAY=":$DISPLAY_NUM"
+
+# Expose VNC on port 5900
+# run Xvfb, x11vnc, Xfce (no login manager)
+EXPOSE 5900
+CMD ["/bin/sh", "-c", "    export XDG_RUNTIME_DIR=/run/user/$(id -u); \
+    mkdir -p $XDG_RUNTIME_DIR && chown $USERNAME:$USERNAME $XDG_RUNTIME_DIR && chmod 0700 $XDG_RUNTIME_DIR; \
+    Xvfb $DISPLAY -screen 0 ${WIDTH}x${HEIGHT}x24 -dpi 96 -auth /home/$USERNAME/.Xauthority >/dev/null 2>&1 & \
+    sleep 1; \
+    xauth add $DISPLAY . $(mcookie); \
+    x11vnc -display $DISPLAY -forever -rfbauth /home/$USERNAME/.vncpass -listen 0.0.0.0 -rfbport 5900 >/dev/null 2>&1 & \
+    eval $(dbus-launch --sh-syntax) && \
+    startxfce4 & \
+    sleep 2 && echo 'Container running!' && \
+    tail -f /dev/null "]