update: dockerfile ffmpeg permission

Dockerfile

@@ -33,15 +33,12 @@ RUN chown -R appuser:appuser /app && \
     chmod -R 755 /app && \
     chmod -R 777 /tmp
 
-# Install Python dependencies
-RUN pip3 install --user -r requirements.txt
+# Install Python dependencies globally
+RUN pip3 install -r requirements.txt
 
-# Update PATH for user's pip packages
-ENV PATH="/home/appuser/.local/bin:${PATH}"
-
-# Configure ImageMagick with more permissive policy
+# Configure ImageMagick with a permissive policy
 RUN mv /etc/ImageMagick-6/policy.xml /etc/ImageMagick-6/policy.xml.bak || true
-RUN echo '<policymap> \
+RUN echo '<policymap>\
     <policy domain="resource" name="memory" value="512MiB"/> \
     <policy domain="resource" name="map" value="1GiB"/> \
     <policy domain="resource" name="width" value="16KP"/> \