# Debian Installer Image Builder for RockPro64 RK3399

A shell script that automates downloading and combining Debian installer images for arm64 boards, supporting both release and daily builds.

## Table of Contents

- [Features](#features)
- [Requirements](#requirements)
- [Usage](#usage)
- [Configuration](#configuration)
- [Output Files](#output-files)
- [License](#license)

## Features

- Downloads firmware and partition images from official Debian repositories
- Supports both release and daily build versions
- Automatically combines downloaded images
- Timestamp-based naming for daily builds
- Cleans up old image files

## Requirements

- Bash shell
- wget utility
- zcat utility (part of gzip package)

## Usage

Save the script as `debian-image-builder.sh`, make it executable, and run:

```bash
chmod +x debian-image-builder.sh
./debian-image-builder.sh
```

## Configuration

The script uses the following variables:

```bash
BOARD=rockpro64-rk3399     # Hardware board identifier
RELEASE=forky              # Debian release (bookworm/trixie/forky)
IMAGE_TYPE=daily          # Type of image (daily/release)
TIMESTAMP=$(date "+%Y%m%d%H%M%S")
```

Where BOARD can be:
* a64-olinuxino
* firefly-rk3399
* nanopi_neo2
* none
* orangepi_one_plus
* orangepi_zero_plus2
* pine64_plus
* pinebook-pro-rk3399
* pinebook
* puma-rk3399
* rock-pi-4-rk3399
* rock64-rk3328
* rockpro64-rk3399
* teres_i

## Output Files
Based on the
:
- Release builds: `${BOARD}-${RELEASE}_combined-image.img`
- Daily builds: `${BOARD}-${TIMESTAMP}-${RELEASE}_combined-image.img`

Old combined images are moved to the
 directory.

## License
[MIT License](LICENSE)