# =========== 1) Build stage ===========
FROM golang:1.24-alpine AS builder

# Install necessary packages for CGO and SQLite
RUN apk add --no-cache gcc musl-dev sqlite-dev

WORKDIR /app

# Copy go.mod and go.sum first
COPY go.mod go.sum ./
RUN go mod download

# Copy the rest of the backend code
COPY . .

# Build the Go binary
RUN go build -v -o server cmd/main.go

# =========== 2) Runtime stage ===========
FROM alpine:3.18

WORKDIR /app

# Copy the compiled binary from builder stage
COPY --from=builder /app/server /app

# Expose port
EXPOSE 8180

# Run the Go server
CMD ["./server"]