Update Dockerfile

Dockerfile

@@ -20,6 +20,8 @@ ENV AUDIO_REQUIREBEETSTAGGING false
 
 RUN \
 	echo "************ install dependencies ************" && \
+	apt-get install -y software-properties-common
+	add-apt-repository ppa:jonathonf/ffmpeg-4
 	echo "************ install packages ************" && \
 	apt-get update && \
 	apt-get install -y \
@@ -32,6 +34,7 @@ RUN \
 		wget \
 		beets \
 		python3 \
+		ffmpeg \
 		python3-pip \
 		libchromaprint-tools \
 		ffmpeg \
@@ -40,14 +43,6 @@ RUN \
 		cron && \
 	apt-get purge --auto-remove -y && \
 	apt-get clean && \
-	echo "************ add repos for updated ffmpeg ************" && \
-	apt-get install -y software-properties-common && \
-	add-apt-repository ppa:savoury1/graphics -y && \
-	add-apt-repository ppa:savoury1/multimedia -y && \
-	add-apt-repository ppa:savoury1/ffmpeg4 -y && \
-	echo "************ install updated ffmpeg ************" && \
-	apt-get update && \
-	apt-get install -y ffmpeg && \
 	echo "************ install Beets dependencies ************" && \
 	pip3 install --no-cache-dir -U \
 		requests \