FROM golang:1.25-alpine AS builder

RUN apk add --no-cache git
WORKDIR /build
COPY go.mod go.sum ./
RUN go mod download

COPY . .

ARG VERSION=dev
RUN CGO_ENABLED=0 go build -trimpath -ldflags="-s -w -X main.version=${VERSION}" -o /metacrypt-web ./cmd/metacrypt-web

FROM alpine:3.21

RUN apk add --no-cache ca-certificates tzdata

COPY --from=builder /metacrypt-web /usr/local/bin/metacrypt-web

# /srv/metacrypt is bind-mounted at runtime by MCP (config + certs/). The
# image deliberately does NOT declare a VOLUME or pre-create/chown the
# directory, and does NOT set USER (the agent supplies --user 0:0), so it
# unpacks and runs cleanly under rootless podman.
WORKDIR /

EXPOSE 8080

ENTRYPOINT ["metacrypt-web"]
CMD ["--config", "/srv/metacrypt/metacrypt.toml"]