human detector: mqtt msg revise

opencv-yolo/deployment/docker/edet.Dockerfile

@@ -11,15 +11,16 @@ ENV DL_DIR=/data
 ENV BIN_DIR=/apps/app/
 ENV CFG_DIR=edet_model.pth 
 
+COPY requirement.txt /apps/app/
+
+RUN pip install --upgrade cython numpy
+RUN pip install -r requirement.txt
+RUN pip install pillow==6.1 torchvision opencv-contrib-python
 COPY web.py /apps/app/
 COPY detect_video.py /apps/app/
-COPY requirement.txt /apps/app/
 COPY edet_model.pth /apps/app/
 COPY src  /apps/app/src
-RUN pip install --upgrade cython numpy
-RUN pip install -r requirement.txt
 COPY start.sh /apps/app
-RUN pip install pillow==6.1 torchvision opencv-contrib-python
 
 EXPOSE 5555
 EXPOSE 5000