bot-mastodon-image-uploader/Dockerfile

# syntax=docker/dockerfile:1

FROM rust:1.79.0-slim-bullseye AS build
WORKDIR /app
ARG APP_NAME=mastodon-image-uploader-bot

RUN apt update && apt install pkg-config openssl libssl-dev -y

RUN --mount=type=bind,source=src,target=src \
    --mount=type=bind,source=Cargo.toml,target=Cargo.toml \
    --mount=type=bind,source=Cargo.lock,target=Cargo.lock \
    <<EOF
set -e
cargo build --locked --release
ls ./target/release/$APP_NAME
cp ./target/release/$APP_NAME /bin/bot
EOF

FROM debian:bullseye-slim AS final
WORKDIR /app
RUN apt update && apt install pkg-config openssl libssl-dev curl -y

ARG UID=10001
RUN adduser \
    --disabled-password \
    --gecos "" \
    --shell "/sbin/nologin" \
    --uid "${UID}" \
    botuser
USER botuser

COPY --from=build /bin/bot /bin/

CMD ["/bin/bot"]