dockerfile fix

Dockerfile

@@ -9,8 +9,7 @@ ENV PATH="/home/user/.local/bin:$PATH"
 # Install system dependencies for OpenCV
 RUN apt-get update && apt-get install -y \
     libgl1-mesa-glx \
-    && apt-get clean \
-    && rm -rf /var/lib/apt/lists/*
+    && apt-get clean
 
 # Set the working directory in the container
 WORKDIR /app