Update Dockerfile

Dockerfile

@@ -4,6 +4,12 @@ FROM python:3.7.6
 # Set the working directory inside the container
 WORKDIR /app
 
+# Create a directory for Matplotlib configuration
+RUN mkdir -p /app/matplotlib-config
+
+# Set environment variable for Matplotlib config
+ENV MPLCONFIGDIR=/app/matplotlib-config
+
 # Copy your application's requirements file to the container
 COPY requirements.txt .