add example models

Author: hephaex

vendor/ngc-triton/Dockerfile.21.12-py3

@@ -14,6 +14,13 @@ RUN apt update && \
     ln -sf /usr/share/terminfo/x/xterm-color /usr/share/terminfo/x/xterm-256color
 
 RUN update-alternatives --install /usr/bin/python python /usr/bin/python3 2
+
+WORKDIR /var
+RUN git clone https://github.com/NVIDIA/triton-inference-server  && \
+    cd triton-inference-server && \
+    git checkout r21.12 && \
+    cd docs/examples && \
+    /usr/bin/bash ./fetch_models.sh
 COPY ./service-defs /etc/backend.ai/service-defs
 LABEL ai.backend.kernelspec="1" \
       ai.backend.envs.corecount="OPENBLAS_NUM_THREADS,OMP_NUM_THREADS,NPROC" \