FROM rust:1.47

RUN apt-get update && apt-get install -y cmake clang  \
    && rm -rf /var/lib/apt/lists/*

WORKDIR app
COPY ./docker-as-lib .

# add cargo toml and empty lib to fetch dependencies
COPY ./Cargo.toml ./mosquitto-client-wrapper/Cargo.toml
RUN mkdir ./mosquitto-client-wrapper/src/
RUN  touch ./mosquitto-client-wrapper/src/lib.rs

RUN cargo fetch
COPY . ./mosquitto-client-wrapper
RUN cargo build