FROM rust:1.96-bookworm AS chef
RUN apt-get update && \
    apt-get install -y --no-install-recommends \
        protobuf-compiler libprotobuf-dev mold clang && \
    rm -rf /var/lib/apt/lists/*
RUN cargo install cargo-chef
WORKDIR /app

FROM chef AS planner
COPY . .
RUN cargo chef prepare --recipe-path recipe.json

FROM chef AS builder
COPY --from=planner /app/recipe.json recipe.json
RUN cargo chef cook --release --recipe-path recipe.json
COPY . .
RUN cargo build --release --bin imks && \
    strip target/release/imks

FROM ubuntu:26.04
RUN apt-get update && \
    apt-get install -y --no-install-recommends ca-certificates curl && \
    rm -rf /var/lib/apt/lists/*

COPY --from=builder /app/target/release/imks /usr/local/bin/imks
COPY --from=builder /app/migrate/ /app/migrate/

WORKDIR /app
RUN useradd -m -u 1000 imks && chown -R imks:imks /app
USER imks

ENV IMKS_HOST=0.0.0.0
ENV IMKS_PORT=50048

EXPOSE 50048

HEALTHCHECK --interval=15s --timeout=3s --start-period=10s --retries=3 \
    CMD curl -sf 'http://localhost:50048/engine.io/?EIO=4&transport=polling' || exit 1

ENTRYPOINT ["imks"]