# syntax=docker/dockerfile:1.7 FROM golang:1.25-alpine AS builder WORKDIR /src COPY go.mod go.sum ./ RUN go mod download COPY . . RUN CGO_ENABLED=0 go build -ldflags="-s -w" -o /out/lethe ./cmd/lethe FROM gcr.io/distroless/static-debian12:nonroot WORKDIR /app COPY --from=builder /out/lethe /app/lethe # Server binds 127.0.0.1 inside the container; expose only on the compose # network. The reverse proxy on the host is the public surface. EXPOSE 8080 ENTRYPOINT ["/app/lethe"] CMD ["-config", "/config.yaml"]