fix: Dockerfile

Dockerfile

@@ -1,6 +1,7 @@
 FROM SXKJ:32775/yiliocr-layout:test-2023-08-26_11-57-27
 
 WORKDIR /workspace
+RUN rm -rf ./*
 ADD requirements.txt .
 RUN ln -s  /opt/conda/bin/pip /usr/local/bin/pip
 RUN pip install -r requirements.txt -i  https://mirror.baidu.com/pypi/simple