# Build stage
FROM golang:1.25-alpine AS builder

WORKDIR /build

# Install build dependencies
RUN apk add --no-cache git make

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

# Copy source code
COPY . .

# Build the service
WORKDIR /build/cmd/auth-service
RUN CGO_ENABLED=0 GOOS=linux go build -o auth-service -a -installsuffix cgo .

# Runtime stage
FROM alpine:latest

RUN apk --no-cache add ca-certificates tzdata

WORKDIR /app

# Copy binary from builder
COPY --from=builder /build/cmd/auth-service/auth-service .

# Copy config files
COPY --from=builder /build/config ./config

EXPOSE 8081

CMD ["./auth-service"]