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# syntax=docker/dockerfile:1.4
FROM ubuntu:24.04
ENV DEBIAN_FRONTEND=noninteractive
# System deps
RUN apt-get update && apt-get install -y \
python3 python3-venv python3-pip git wget \
&& rm -rf /var/lib/apt/lists/*
# Create comfy user
RUN useradd -m -s /bin/bash comfy
# Clone ComfyUI
WORKDIR /workspace
RUN git clone https://github.com/comfyanonymous/ComfyUI.git
WORKDIR /workspace/ComfyUI
# Python venv + deps
RUN python3 -m venv .venv \
&& . .venv/bin/activate \
&& pip install --upgrade pip \
&& pip install torch torchvision --extra-index-url https://download.pytorch.org/whl/cpu \
&& pip install huggingface_hub xformers!=0.0.18 \
&& pip install -r requirements.txt
# ✅ Add ComfyUI-Manager extension
RUN git clone https://github.com/Comfy-Org/ComfyUI-Manager.git /workspace/ComfyUI/custom_nodes/ComfyUI-Manager
# Pre-create folders
RUN mkdir -p /workspace/ComfyUI/user/default /workspace/ComfyUI/temp /workspace/ComfyUI/db
# Copy download script
COPY download_flux.py /workspace/ComfyUI/download_flux.py
# Download models as root
RUN --mount=type=secret,id=HF_TOKEN,mode=0444,required=true \
. .venv/bin/activate && \
python download_flux.py
# ✅ Ownership
RUN chown -R comfy:comfy /workspace && chmod -R 777 /workspace
# Switch to comfy user
USER comfy
EXPOSE 7860
CMD ["/bin/bash", "-c", "source .venv/bin/activate && python3 main.py --listen 0.0.0.0 --port 7860 --cpu --use-split-cross-attention"]
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