Dockerfile

FROM --platform=$BUILDPLATFORM node:18.12-alpine3.16 AS client-builder
WORKDIR /ui
# cache packages in layer
COPY ui/package.json /ui/package.json
COPY ui/package-lock.json /ui/package-lock.json
RUN --mount=type=cache,target=/usr/src/app/.npm \
    npm set cache /usr/src/app/.npm && \
    npm ci
# install
COPY ui /ui
RUN npm run build

FROM alpine
LABEL org.opencontainers.image.title="Walrus" \
    org.opencontainers.image.description="Walrus Docker extension" \
    org.opencontainers.image.vendor="Seal Inc." \
    com.docker.desktop.extension.api.version="0.3.4" \
    com.docker.extension.screenshots="" \
    com.docker.desktop.extension.icon="" \
    com.docker.extension.detailed-description="" \
    com.docker.extension.publisher-url="" \
    com.docker.extension.additional-urls="" \
    com.docker.extension.categories="" \
    com.docker.extension.changelog=""

COPY docker-compose.yaml .
COPY metadata.json .
COPY walrus.svg .
COPY --from=client-builder /ui/build ui

ARG TAG
ENV TAG=${TAG}
RUN sed -i'' -e "s/WALRUS_TAG/${TAG}/g" docker-compose.yaml