Moved main docker file.

Dockerfile

@@ -0,0 +1,28 @@
+ARG DOTNET_VERSION=2
+
+
+# Download ffmpeg first to allow quicker rebuild of other layers
+FROM alpine as ffmpeg
+ARG FFMPEG_URL=https://www.johnvansickle.com/ffmpeg/old-releases/ffmpeg-4.0.3-64bit-static.tar.xz
+RUN wget ${FFMPEG_URL} -O - | tar Jxf - \
+ && mkdir ffmpeg-bin \
+ && mv ffmpeg*/ffmpeg ffmpeg-bin \
+ && mv ffmpeg*/ffprobe ffmpeg-bin
+
+
+FROM microsoft/dotnet:${DOTNET_VERSION}-sdk as builder
+WORKDIR /repo
+COPY . .
+RUN export DOTNET_CLI_TELEMETRY_OPTOUT=1 \
+ && dotnet clean \
+ && dotnet publish --configuration release --output /jellyfin Jellyfin.Server
+
+
+FROM microsoft/dotnet:${DOTNET_VERSION}-runtime
+COPY --from=builder /jellyfin /jellyfin
+COPY --from=ffmpeg /ffmpeg-bin/* /usr/bin/
+EXPOSE 8096
+VOLUME /config /media
+RUN apt-get update \
+ && apt-get install -y libfontconfig1 --no-install-recommends  # needed for Skia
+ENTRYPOINT dotnet /jellyfin/jellyfin.dll -programdata /config