Monthly update

Switch from debian to apline linux based container.
Cut down final image size by ~1GB

Dockerfile

@@ -1,17 +1,19 @@
-FROM node:16-bullseye
+FROM node:16-alpine3.15
 RUN mkdir -p /usr/src/yt-dlp-webui/download
 VOLUME /usr/src/yt-dlp-webui/downloads
 WORKDIR /usr/src/yt-dlp-webui
 COPY package*.json ./
-RUN apt-get update
-RUN apt-get install curl psmisc wget -y
-RUN npm install
-RUN wget https://johnvansickle.com/ffmpeg/releases/ffmpeg-release-amd64-static.tar.xz
-RUN tar -xf ffmpeg-release-amd64-static.tar.xz
-RUN mv ./ffmpeg-5.0-amd64-static/ff* /usr/bin
+# install core dependencies
+RUN apk update
+RUN apk add curl wget psmisc python3 ffmpeg
 COPY . .
 RUN chmod +x ./fetch-yt-dlp.sh
+# install node dependencies
+RUN npm install
 RUN npm run build-all
+# cleanup
+RUN npm remove parcel react react-dom react-bootstrap react-bootstrap-icons
 RUN rm -rf .parcel-cache
+# expose and run
 EXPOSE 3022
 CMD [ "node" , "./dist/main.js" ]