# --- Build Stage ---
FROM golang:1.25-alpine AS builder

WORKDIR /app

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

# Download dependencies
COPY go.mod go.sum ./
RUN go mod download

# Copy source and data
COPY cmd/ ./cmd/
COPY pkg/ ./pkg/

# Build the binary
RUN CGO_ENABLED=0 GOOS=linux go build -o /toolbox cmd/toolbox/main.go

# --- Final Stage ---
FROM alpine:latest

# Basic security & CA certs
RUN apk --no-cache add ca-certificates tzdata
WORKDIR /root/

# Copy binary from builder
COPY --from=builder /toolbox .

# Default environment
ENV PORT=8080
EXPOSE 8080

CMD ["./toolbox"]