add audio support, trying to manage MSD device

Dockerfile

@@ -1,3 +1,4 @@
+# currently where is no own frontend, so we have to take NanoKVM UI
 FROM node:20-alpine as frontend
 ENV PNPM_HOME="/pnpm"
 ENV PATH="$PNPM_HOME/bin:$PATH"
@@ -6,19 +7,18 @@ RUN apk add --update python3 make g++ git && rm -rf /var/cache/apk/*
 COPY ./NanoKVM/web /web
 RUN cd /web && pnpm install && pnpm build
 RUN mv /web/dist /static
-#RUN git clone https://github.com/sipeed/nanokvm
+#RUN git clone -b rkkvm https://github.com/argakon/nanokvm
 #RUN cd nanokvm/web && pnpm install && pnpm build
 #RUN mv nanokvm/web/dist /static
 
-
-
 FROM golang:alpine as backend
-RUN apk add --no-cache git portaudio-dev
+RUN apk add --no-cache git
 COPY . /app
 WORKDIR /app
 RUN go mod download
 RUN go build -o ./bin/ ./cmd/...
 
+# we would use ffmpeg-rockchip from nyanmisaka with rockchip's mpp support
 FROM alpine as ffmpeg
 RUN apk add --no-cache \
     autoconf \
@@ -37,13 +37,13 @@ RUN apk add --no-cache \
     bash \
     cmake \
     git \
-    libdrm-dev ninja-build meson v4l-utils-dev wget build-base bsd-compat-headers musl-dev
+    libdrm-dev ninja-build meson v4l-utils-dev wget build-base bsd-compat-headers musl-dev alsa-lib-dev libvpx-dev libopusenc-dev
 
 RUN  mkdir -p ~/dev && cd ~/dev && \
     git clone -b jellyfin-mpp --depth=1 https://github.com/nyanmisaka/mpp.git rkmpp && \
     #git clone --depth=1 https://github.com/rockchip-linux/mpp.git rkmpp && \
     cd rkmpp && mkdir rkmpp_build && cd rkmpp_build && \
-    sed -i '/#include <errno.h>/a #include <cstdint>' ~/dev/rkmpp/mpp/vproc/vdpp/test/hwpq_test.cpp && \
+    sed -i '/#include <errno.h>/a #include <cstdint>' ~/dev/rkmpp/mpp/vproc/vdpp/test/hwpq_test.cpp && \ 
     cmake \
         -DCMAKE_INSTALL_PREFIX=/usr \
         -DCMAKE_BUILD_TYPE=Release \
@@ -70,8 +70,7 @@ RUN mkdir -p ~/dev && cd ~/dev && \
 
 RUN mkdir -p ~/dev && cd ~/dev && \
     git clone --depth=1 https://github.com/nyanmisaka/ffmpeg-rockchip.git ffmpeg && cd ffmpeg && \
-    ./configure --prefix=/usr --enable-indev=v4l2 --enable-gpl --enable-version3 --enable-libdrm --enable-rkmpp --enable-rkrga --enable-protocol=http --enable-protocol=tcp \
-    #--enable-libx264 --enable-libvpx \
+    ./configure --prefix=/usr --enable-indev=v4l2 --enable-gpl --enable-version3 --enable-libdrm --enable-rkmpp --enable-rkrga --enable-alsa --enable-libvpx --enable-libopus \
     && \
     make -j $(nproc) && make install
 
@@ -80,11 +79,10 @@ FROM pikvm/ustreamer:latest as ustreamer
 
 FROM alpine
 RUN apk add --no-cache portaudio alsa-utils \
-    libevent libjpeg-turbo libgpiod libbsd v4l-utils libdrm
+    libevent libjpeg-turbo libgpiod libbsd v4l-utils libdrm libvpx libopusenc
 
 COPY --from=frontend /static /app/static
 COPY --from=backend /app/bin/kvm /app/kvm
-COPY --from=backend /app/bin/webrtc /app/webrtc
 COPY --from=ustreamer /ustreamer/ustreamer /app/ustreamer
 COPY --from=ffmpeg /usr/lib/librga.* /usr/lib
 COPY --from=ffmpeg /usr/lib/librockchip_mpp.* /usr/lib