Dockerfile

FROM ubuntu:22.04

# Install dependencies
RUN apt-get update && \
    apt-get install -y curl wget gnupg2 ca-certificates software-properties-common && \
    apt-get clean && \
    rm -rf /var/lib/apt/lists/*

# Install Docker (required for Kasm)
RUN curl -fsSL https://get.docker.com -o get-docker.sh && \
    sh get-docker.sh && \
    usermod -aG docker root

# Download and extract Kasm Workspaces
WORKDIR /tmp
RUN curl -O https://kasm-static-content.s3.amazonaws.com/kasm_release_1.17.0.7f020d.tar.gz && \
    tar -xf kasm_release_1.17.0.7f020d.tar.gz

# Run the installation script with non-interactive mode
# Note: Script is in kasm_release/ subdirectory, not directly in /tmp
RUN bash kasm_release/install.sh -e noninteractive --admin-password admin123 --user-password user123

# Kasm runs on port 443 by default, but Hugging Face requires port 7860
# We'll need to configure this or use a reverse proxy
EXPOSE 443 7860

# Health check
HEALTHCHECK --interval=30s --timeout=30s --start-period=5s --retries=3 \
    CMD curl -f https://localhost:443/health || exit 1

# Start Kasm services
CMD ["/opt/kasm/bin/start"]