Dockerfile.base

FROM golang:1.21-alpine AS builder

# Install build dependencies
RUN apk add --no-cache git ca-certificates

# Set working directory
WORKDIR /app

# Copy go mod files
COPY go.mod go.sum ./

# Download dependencies
RUN go mod download

# Copy source code
COPY . .

# Build the application
ARG SERVICE_NAME
RUN CGO_ENABLED=0 GOOS=linux go build -a -installsuffix cgo -o /app/bin/${SERVICE_NAME} ./cmd/${SERVICE_NAME}

FROM alpine:latest

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

WORKDIR /root/

# Copy the binary from builder stage
ARG SERVICE_NAME
COPY --from=builder /app/bin/${SERVICE_NAME} .

# Expose port (will be overridden in specific Dockerfiles)
EXPOSE 8080

# Run the binary
CMD ["./ledger"]