Update Dockerfile

Dockerfile

@@ -25,6 +25,7 @@ RUN pip install torch==2.0.0
 RUN mim install mmcv-full==1.7.0
 RUN pip install mmdet==2.27.0
 RUN pip install torchserve
+RUN pip install gradio
 
 # bugfix for xtcocoapi, an mmpose dependency
 RUN git clone https://github.com/jin-s13/xtcocoapi.git