#!/usr/bin/env bash
#
# scripts/build-image-release.sh — build the release GPT disk image
#
# Produces a single dd-able system image with the release build of
# the kernel, rsboot bootloader, and all binaries in /bin/.
#
# Usage:
#   ./scripts/build-image-release.sh [output.img]
#
set -euo pipefail

SCRIPT_DIR="$(cd "$(dirname "$0")" && pwd)"
PROJECT_DIR="$(cd "$SCRIPT_DIR/.." && pwd)"
cd "$PROJECT_DIR"

IMAGE="${1:-rs-dos.img}"

echo "=== Building release kernel ==="
cargo build --release --package rsdos --target x86_64-unknown-uefi

echo "=== Building system image (chain + GPT) ==="
"$SCRIPT_DIR/mksystem.sh" --chain --gpt "$IMAGE"

echo ""
echo "=== Done: $IMAGE ==="
ls -lh "$IMAGE"
echo ""
echo "Boot with:  ./scripts/boot-image.sh --gui"
echo "USB:        sudo dd if=$IMAGE of=/dev/sdX bs=4M status=progress"