update: dockerfile- imagemagick policy

Dockerfile

@@ -12,8 +12,8 @@ RUN apt-get update && apt-get install -y \
     && rm -rf /var/lib/apt/lists/*
 
 # Modify ImageMagick security policy to allow operations in /tmp
-RUN sed -i '/<policy domain="coder" rights="none" pattern="PDF" \/>' /etc/ImageMagick-6/policy.xml
-RUN sed -i '/<policy domain="path" rights="none" pattern="\/tmp\/" \/>/a <policy domain="path" rights="read|write" pattern="\/tmp\/" \/>' /etc/ImageMagick-6/policy.xml
+RUN sed -i 's#<policy domain="coder" rights="none" pattern="PDF" />#<policy domain="coder" rights="read|write" pattern="PDF" />#' /etc/ImageMagick-6/policy.xml
+RUN sed -i 's#<policy domain="path" rights="none" pattern="/tmp/" />#<policy domain="path" rights="read|write" pattern="/tmp/" />#' /etc/ImageMagick-6/policy.xml
 
 # Copy requirements.txt and install dependencies
 COPY requirements.txt ./