Update Dockerfile

Dockerfile

@@ -3,22 +3,21 @@ FROM ubuntu:22.04
 ENV DEBIAN_FRONTEND=noninteractive
 ENV OLLAMA_HOST=0.0.0.0:7860
 
-# Install required packages
+# Install dependencies (including zstd — the missing piece)
 RUN apt-get update && \
-    apt-get install -y curl ca-certificates && \
+    apt-get install -y curl ca-certificates zstd && \
     rm -rf /var/lib/apt/lists/*
 
-# Install Ollama (official method)
+# Install Ollama (official script)
 RUN curl -fsSL https://ollama.com/install.sh | sh
 
-# Expose HF Spaces required port
 EXPOSE 7860
 
-# Start Ollama server, wait for readiness, pull model, keep alive
 CMD bash -c "\
   ollama serve & \
   until curl -s http://localhost:7860 > /dev/null; do \
     sleep 1; \
   done; \
   ollama pull qwen3.5:0.8b; \
-  wait"
+  wait"
+