dockerfile: swith to inheriting build

Dockerfile

@@ -1,14 +1,7 @@
-FROM golang:bullseye AS builder
-WORKDIR /app
-COPY . .
-RUN CGO_ENABLED=0 go build -buildvcs=false -ldflags="-s -w"
+FROM linuxserver/ffmpeg:latest
 
-FROM ubuntu:22.04
-WORKDIR /app
-ENV DEBIAN_FRONTEND=noninteractive
-COPY ./build-ffmpeg.sh .
-RUN bash ./build-ffmpeg.sh
+COPY run.sh /go-vod.sh
 
-COPY --from=builder /app/go-vod .
 EXPOSE 47788
-CMD ["/app/go-vod"]
+
+ENTRYPOINT ["/go-vod.sh"]

build-ffmpeg-nvidia.sh

@@ -2,7 +2,10 @@
 
 set -e
 
-# apt-get remove -y libva ffmpeg # not needed for Docker
+# This script is intended for bare-metal installations.
+# It builds ffmpeg and NVENC drivers from source.
+
+apt-get remove -y ffmpeg
 
 apt-get update
 apt-get install -y \

build-ffmpeg.sh

@@ -1,8 +1,11 @@
 #!/bin/bash
 
+# This script is intended for bare-metal installations.
+# It builds ffmpeg and VA-API drivers from source.
+
 set -e
 
-# apt-get remove -y libva ffmpeg # not needed for Docker
+apt-get remove -y libva ffmpeg
 
 apt-get update
 apt-get install -y \