Update Dockerfile

Dockerfile

@@ -11,9 +11,12 @@ RUN apt-get update && apt-get install -y \
     && rm -rf /var/lib/apt/lists/*
 
 # Configure ImageMagick to allow EPS/PS/PDF processing
-RUN sed -i 's/<policy domain="coder" rights="none" pattern="PS" \/>/<policy domain="coder" rights="read|write" pattern="PS" \/>/g' /etc/ImageMagick-6/policy.xml && \
-    sed -i 's/<policy domain="coder" rights="none" pattern="EPS" \/>/<policy domain="coder" rights="read|write" pattern="EPS" \/>/g' /etc/ImageMagick-6/policy.xml && \
-    sed -i 's/<policy domain="coder" rights="none" pattern="PDF" \/>/<policy domain="coder" rights="read|write" pattern="PDF" \/>/g' /etc/ImageMagick-6/policy.xml
+RUN POLICY_FILE=$(find /etc -name policy.xml 2>/dev/null | head -n 1) && \
+    if [ -n "$POLICY_FILE" ]; then \
+        sed -i 's/<policy domain="coder" rights="none" pattern="PS" \/>/<policy domain="coder" rights="read|write" pattern="PS" \/>/g' "$POLICY_FILE" && \
+        sed -i 's/<policy domain="coder" rights="none" pattern="EPS" \/>/<policy domain="coder" rights="read|write" pattern="EPS" \/>/g' "$POLICY_FILE" && \
+        sed -i 's/<policy domain="coder" rights="none" pattern="PDF" \/>/<policy domain="coder" rights="read|write" pattern="PDF" \/>/g' "$POLICY_FILE"; \
+    fi
 
 # Copy requirements file
 COPY requirements.txt .