fix: Add auto yes when installing ffmpeg.

Dockerfile

@@ -8,7 +8,7 @@ WORKDIR /code
 COPY ./requirements.txt /code/requirements.txt
 
 RUN pip install --no-cache-dir --upgrade -r /code/requirements.txt
-RUN apt update && apt install ffmpeg
+RUN apt update && apt install -y ffmpeg
 
 COPY . .