adding docker build

.dockerignore

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+targets/esp32
+targets/cli/build
+**/.git
+**/node_modules
+**/CMakeCache.txt
+**/CMakeFiles
+**/build
+**/Makefile
+.DS_Store
+euphonium/protos
+targets/cli/build
+targets/esp32/app/dependencies.lock
+web/yarn.lock
+.idea
+cmake-build-debug
+build/
+scripts-version
+wifi.config.json
+euphonium/scripts/*.json
+euphonium/scripts/configuration/*.json
+targets/esp32/app/spiffs/*
+py/
+*.d
+.cache
+.cache/
+authBlob.json

Dockerfile

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+FROM ubuntu:22.10 AS base
+
+RUN export DEBIAN_FRONTEND=noninteractive \
+ && apt-get update \
+ && apt-get install --no-install-recommends -y \
+    git ca-certificates golang protobuf-compiler \
+    libavahi-compat-libdnssd-dev libasound2-dev libasound2-plugins \
+    cmake build-essential libssl-dev nodejs curl yarn python3-pip iproute2 \
+    pulseaudio pulseaudio-utils sudo
+
+# Install yarn
+#RUN curl -sL https://dl.yarnpkg.com/debian/pubkey.gpg | sudo apt-key add - \
+#    && echo "deb https://dl.yarnpkg.com/debian/ stable main" | sudo tee /etc/apt/sources.list.d/yarn.list \
+#    && apt-get install yarn
+
+## Make and install PortAudio
+ADD http://files.portaudio.com/archives/pa_stable_v190700_20210406.tgz /tmp/
+RUN cd tmp \
+    && tar zxvf pa_stable_v190700_20210406.tgz \
+    && cd portaudio/ \
+    && ./configure && make -j$(nproc) && make install
+
+WORKDIR /project
+
+ADD requirements.txt .
+
+## install python dependencies
+RUN pip install -r requirements.txt
+
+FROM base AS builder
+
+# Add everything to WORKDIR
+ADD . .
+
+#RUN git clone https://github.com/feelfreelinux/euphonium.git \
+#    && cd euphonium \
+#    && git submodule update --init --recursive \
+    ## install python dependencies
+#    && pip install -r requirements.txt \
+#    && pip install python3-protobuf
+
+
+
+
+# cmake fix
+#RUN sed -i 's/VERSION 3.18/VERSION 3.16/' CMakeLists.txt
+WORKDIR /project/targets/cli
+
+ENV HTTP_PORT=8080
+RUN mkdir -p build \
+    && cd build \
+    && cmake .. -D HTTP_SERVER_PORT=${HTTP_PORT} \
+    && make -j$(nproc)
+
+## Create runtime image from here
+
+FROM builder AS runtime
+
+ENV UNAME euphonium
+
+RUN export UNAME=$UNAME UID=1000 GID=1000 && \
+    mkdir -p "/home/${UNAME}" && \
+    echo "${UNAME}:x:${UID}:${GID}:${UNAME} User,,,:/home/${UNAME}:/bin/bash" >> /etc/passwd && \
+    echo "${UNAME}:x:${UID}:" >> /etc/group && \
+    mkdir -p /etc/sudoers.d && \
+    echo "${UNAME} ALL=(ALL) NOPASSWD: ALL" > /etc/sudoers.d/${UNAME} && \
+    chmod 0440 /etc/sudoers.d/${UNAME} && \
+    chown ${UID}:${GID} -R /home/${UNAME} && \
+    gpasswd -a ${UNAME} audio
+
+COPY docker/pulse-client.conf /etc/pulse/client.conf
+
+USER $UNAME
+ENV HOME /home/$UNAME
+
+EXPOSE 8080
+CMD ["/project/targets/cli/build/euphoniumcli"]

docker/pulse-client.conf

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+# Connect to the host's server using the mounted UNIX socket
+default-server = unix:/run/user/1000/pulse/native
+
+# Prevent a server running in the container
+autospawn = no
+daemon-binary = /bin/true
+
+# Prevent the use of shared memory
+enable-shm = false