Dockerfile.backend

# syntax=docker/dockerfile:1

ARG GO_VERSION=1.25

FROM golang:${GO_VERSION}-bookworm AS builder
WORKDIR /app
ENV CGO_ENABLED=0 GOOS=linux GO111MODULE=on GOFLAGS=-mod=mod

# Install dependencies first (better layer caching)
COPY go.mod go.sum ./
RUN go env -w GO111MODULE=on && go mod download

# Copy the rest of the project (respecting .dockerignore)
COPY . .

# Build the backend binary
RUN go env -w GO111MODULE=on && go build -o /app/nofx .

FROM debian:bookworm-slim AS runner
WORKDIR /app

# Include CA certificates for outbound HTTPS calls (exchanges, data APIs)
RUN apt-get update \
 && apt-get install -y --no-install-recommends ca-certificates \
 && rm -rf /var/lib/apt/lists/*

COPY --from=builder /app/nofx ./nofx

EXPOSE 8080

# Default config path can be overridden at runtime
ENV CONFIG_PATH=/config/config.json

ENTRYPOINT ["./nofx"]
CMD ["/config/config.json"]