chore: updated installation command and model download link

Dockerfile

@@ -10,11 +10,11 @@ RUN apt-get update && \
     curl
 
 RUN pip install -U pip setuptools wheel && \
-    CMAKE_ARGS="-DLLAMA_OPENBLAS=on" FORCE_CMAKE=1 pip install llama-cpp-python[server]
+    CMAKE_ARGS="-DLLAMA_BLAS=ON -DLLAMA_BLAS_VENDOR=OpenBLAS" FORCE_CMAKE=1 pip install llama-cpp-python[server]
 
 # Download model
 RUN mkdir model && \
-    curl -L https://huggingface.co/TheBloke/h2ogpt-4096-llama2-13B-chat-GGML/blob/main/h2ogpt-4096-llama2-13b-chat.ggmlv3.q6_K.bin -o model/ggmlv3-model.bin
+    curl -L https://huggingface.co/TheBloke/h2ogpt-4096-llama2-13B-chat-GGML/resolve/main/h2ogpt-4096-llama2-13b-chat.ggmlv3.q6_K.bin -o model/ggmlv3-model.bin
 
 COPY ./start_server.sh ./start_server.sh