FROM golang:1.24-alpine AS builder

WORKDIR /app

# Install build dependencies
RUN apk add --no-cache gcc musl-dev

# Copy go mod files first for layer caching
COPY go.mod go.sum ./
RUN go mod download

# Copy source code
COPY *.go ./
COPY static/ ./static/

# Build the binary
RUN CGO_ENABLED=1 go build -o 1440.news .

# Runtime stage
FROM alpine:latest

WORKDIR /app

# Install runtime dependencies
RUN apk add --no-cache ca-certificates tzdata

# Copy binary from builder
COPY --from=builder /app/1440.news .
COPY --from=builder /app/static ./static

# Create feeds directory
RUN mkdir -p feeds

# Expose dashboard port
EXPOSE 4321

CMD ["./1440.news"]