# --- Build Stage ---
FROM golang:1.22-alpine AS builder

WORKDIR /app

# Dependencies laden, bevor wir den Code kopieren, um den Layer-Cache zu nutzen
COPY go.mod go.sum ./
RUN go mod download

COPY . .

# sqlc generieren und App bauen
# (Wir brauchen sqlc im Build-Container)
RUN go install github.com/sqlc-dev/sqlc/cmd/sqlc@latest
RUN sqlc generate
RUN CGO_ENABLED=0 GOOS=linux go build -v -o /business-engine ./cmd/api

# --- Final Stage ---
FROM alpine:latest

# Root-Zertifikate für sichere Verbindungen
RUN apk --no-cache add ca-certificates

# User anlegen, um nicht als root zu laufen
RUN addgroup -S appgroup && adduser -S appuser -G appgroup
USER appuser

WORKDIR /home/appuser
COPY --from=builder /business-engine .

COPY config.yaml .

EXPOSE 8080

CMD ["./business-engine"]