FROM docker.io/rust:1.67-alpine3.17 AS builder

ENV RUSTFLAGS="-C target-feature=-crt-static"

RUN apk add --no-cache \
  musl-dev \
  wasm-pack

RUN rustup target add wasm32-unknown-unknown

ADD . /src
WORKDIR /src

RUN cargo build --release
RUN strip target/release/woweb

RUN adduser -D woweb

RUN sed -i 's|ws://localhost:3000/ws|wss://woweb.vanwa.ch/ws|' woweb/assets/index.js

FROM scratch

COPY --from=builder /etc/passwd /etc/passwd
COPY --from=builder /src/target/release/woweb "/opt/woweb"
COPY --from=builder /src/woweb/assets "/opt/assets"

EXPOSE 3000

WORKDIR /opt
USER woweb
CMD ["/opt/woweb", "0.0.0.0:3000"]