# Seq Demo - Simple Dockerfile

FROM ubuntu:24.04 AS builder

# Install dependencies and Rust

RUN apt-get update \

    && apt-get install -y curl ca-certificates build-essential clang \

    && rm -rf /var/lib/apt/lists/* \

    && curl --proto '=https' --tlsv1.2 -sSf https://sh.rustup.rs | sh -s -- -y

ENV PATH="/root/.cargo/bin:${PATH}"

# Install seq-compiler and build

RUN cargo install seq-compiler

WORKDIR /app

COPY main.seq .

RUN seqc main.seq --output /app/seq-demo

# Runtime

FROM ubuntu:24.04

RUN apt-get update \

    && apt-get install -y socat \

    && rm -rf /var/lib/apt/lists/*

WORKDIR /app

COPY --from=builder /app/seq-demo /app/seq-demo

COPY static/ /app/static/

EXPOSE 5000

# seq-demo binds to localhost only, use socat to expose externally

CMD /app/seq-demo & socat TCP-LISTEN:5000,fork,reuseaddr TCP:127.0.0.1:8080