Update Dockerfile

Dockerfile

@@ -1,6 +1,30 @@
-FROM kasmweb/kasm:1.15.0
+# WARNING: This will likely NOT work on Hugging Face Spaces due to DinD limitations
+FROM ubuntu:22.04
 
-ENV KASM_PORT=3000
-EXPOSE 3000
+# 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/*
 
-CMD ["/opt/kasm/current/bin/start"]
+# Install Docker (required for Kasm, but Hugging Face won't allow DinD)
+RUN curl -fsSL https://get.docker.com -o get-docker.sh && \
+    sh get-docker.sh && \
+    usermod -aG docker root
+
+# Install Kasm Workspaces
+RUN curl -L https://kasm-static-content.s3.amazonaws.com/kasm_release_1.17.0.7f020d.tar.gz | tar xz -C /tmp && \
+    /tmp/install.sh -N
+
+# Configure Kasm to use port 7860 for Hugging Face compatibility
+RUN sed -i 's/PORT=3000/PORT=7860/g' /opt/kasm/config/nginx.conf
+
+# Expose required port
+EXPOSE 7860
+
+# Health check
+HEALTHCHECK --interval=30s --timeout=30s --start-period=5s --retries=3 \
+    CMD curl -f http://localhost:7860/health || exit 1
+
+# Start Kasm services
+CMD ["/opt/kasm/bin/start"]