# Stage 1: Build
FROM golang:1.24-alpine AS builder

WORKDIR /app

# Install dependencies for CGO + SQLite
RUN apk add --no-cache gcc musl-dev sqlite-dev

COPY go.mod ./
COPY go.sum ./
RUN go mod download

COPY . ./
RUN go build -o kindle-sender

# Stage 2: Run
FROM alpine:latest

WORKDIR /app

COPY --from=builder /app/kindle-sender .

# Required for sending mail (ca-certificates)
RUN apk add --no-cache ca-certificates

ENV WATCH_DIR=/books

VOLUME ["/books"]

CMD ["./kindle-sender"]