FROM rust:1.67-alpine3.17 AS builder

WORKDIR /build
# "COPY foo.txt src ." == "COPY foo.txt . ; COPY src/* ."
ADD Cargo.toml Cargo.lock .
COPY src ./src
RUN apk add musl-dev openssl-dev && \
  env RUSTFLAGS="-C target-feature=-crt-static" cargo build --release && \
  strip target/release/fafbot

FROM alpine:3.17

COPY --from=builder /build/target/release/fafbot /usr/bin/fafbot

RUN apk add libgcc && \
  mkdir -p /var/lib/fafbot && \
  adduser -u 9823 -h /var/lib/fafbot -D fafbot fafbot && \
  chown fafbot:fafbot /var/lib/fafbot

USER fafbot:fafbot
ENV FAFBOT_DB_DIR=/var/lib/fafbot

VOLUME /var/lib/fafbot
WORKDIR /var/lib/fafbot

ENTRYPOINT /usr/bin/fafbot