Update Dockerfile

Dockerfile

@@ -4,6 +4,11 @@ FROM python:3.9-slim
 # Set the working directory in the container
 WORKDIR /app
 
+RUN apt-get update && apt-get install -y --no-install-recommends \
+    ffmpeg \
+    && apt-get clean \
+    && rm -rf /var/lib/apt/lists/*
+
 # Install git, git-lfs, and other necessary packages
 RUN apt-get update && \
     apt-get install -y git curl && \