added ffmpeg to docker image

.gitignore

@@ -1,2 +1,3 @@
 # Ignore test notebooks
 *.ipynb
+*.pyc

Dockerfile

@@ -7,6 +7,7 @@ RUN apt-get update && apt-get install -y \
     curl \
     software-properties-common \
     git \
+    ffmpeg \
     && rm -rf /var/lib/apt/lists/*
 
 COPY requirements.txt ./
@@ -18,4 +19,4 @@ EXPOSE 8501
 
 HEALTHCHECK CMD curl --fail http://localhost:8501/_stcore/health
 
-ENTRYPOINT ["streamlit", "run", "src/streamlit_app.py", "--server.port=8501", "--server.address=0.0.0.0"]
+ENTRYPOINT ["streamlit", "run", "src/streamlit_app.py", "--server.port=8501", "--server.address=0.0.0.0"]