Have GUI be default mode of dockerfile

Dockerfile

@@ -12,6 +12,24 @@ FROM python:${PYVERSION}-${BASE_IMAGE}
 COPY --from=jl /usr/local/julia /usr/local/julia
 ENV PATH="/usr/local/julia/bin:${PATH}"
 
+# Install dependencies for GUI:
+RUN apt-get update && \
+    apt-get install -y --no-install-recommends \
+        build-essential \
+        git \
+        libgl1-mesa-glx \
+        libglib2.0-0 \
+        libpython3-dev \
+        libfreetype6-dev \
+        pkg-config \
+        libfontconfig1 \
+        fontconfig \
+        curl \
+        unzip \
+        && \
+    apt-get clean && \
+    rm -rf /var/lib/apt/lists/*
+
 # Install IPython and other useful libraries:
 RUN pip install --no-cache-dir ipython matplotlib
 
@@ -21,6 +39,18 @@ WORKDIR /pysr
 ADD ./requirements.txt /pysr/requirements.txt
 RUN pip3 install --no-cache-dir -r /pysr/requirements.txt
 
+################################################################################
+## GUI setup
+# Install IBM Plex Mono font (so our plots look Gradio-style)
+RUN mkdir -p /usr/local/share/fonts/IBM_Plex_Mono && \
+    curl -L https://github.com/IBM/plex/releases/download/v6.4.0/IBM-Plex-Mono.zip -o /tmp/IBM_Plex_Mono.zip && \
+    unzip /tmp/IBM_Plex_Mono.zip -d /usr/local/share/fonts/IBM_Plex_Mono && \
+    rm /tmp/IBM_Plex_Mono.zip
+RUN fc-cache -f -v
+ADD ./gui/requirements.txt /pysr/gui/requirements.txt
+RUN pip3 install --no-cache-dir -r /pysr/gui/requirements.txt
+################################################################################
+
 # Install PySR:
 # We do a minimal copy so it doesn't need to rerun at every file change:
 ADD ./pyproject.toml /pysr/pyproject.toml
@@ -31,9 +61,18 @@ RUN pip3 install --no-cache-dir .
 # Install Julia pre-requisites:
 RUN python3 -c 'import pysr'
 
+EXPOSE 7860
+ENV GRADIO_ALLOW_FLAGGING=never \
+	GRADIO_NUM_PORTS=1 \
+	GRADIO_SERVER_NAME=0.0.0.0 \
+	GRADIO_THEME=huggingface \
+	SYSTEM=spaces
+
+ADD ./gui/app.py /pysr/gui/app.py
+
 # metainformation
 LABEL org.opencontainers.image.authors = "Miles Cranmer"
 LABEL org.opencontainers.image.source = "https://github.com/MilesCranmer/PySR"
 LABEL org.opencontainers.image.licenses = "Apache License 2.0"
 
-CMD ["ipython"]
+CMD ["python3", "/pysr/gui/app.py"]