Installation

Prerequisites

Tool	Version	Notes
Flutter	3.44.2	Managed via FVM
Dart	3.12.2	Bundled with Flutter 3.44.2
Rust	1.95.0	Pinned in rust-toolchain.toml
Git	2.x	For submodule initialization

1. Clone and Initialize Submodules

git clone https://github.com/SatoshiPortal/bull_sdk.git
cd bull_sdk
git submodule update --init --recursive

SSH URLs

.gitmodules uses SSH URLs (git@github.com:). In containers or CI without SSH keys, convert to HTTPS first:

sed -i 's|git@github.com:|https://github.com/|' .gitmodules
git submodule sync
git submodule update --init --recursive

2. Install Flutter via FVM

# Install FVM
dart pub global activate fvm

# Install and use Flutter 3.44.2
fvm install 3.44.2
fvm use 3.44.2

3. Install Rust

curl --proto '=https' --tlsv1.2 -sSf https://sh.rustup.rs | sh -s -- -y
source "$HOME/.cargo/env"
rustup install 1.95.0
rustup default 1.95.0

4. Install Dependencies

# Dart/Flutter dependencies
fvm flutter pub get

# Rust dependencies
cargo fetch

5. System Dependencies (Linux)

sudo apt-get install -y \
  ninja-build build-essential gcc g++ cmake \
  libgtk-3-dev pkg-config libclang-dev

Next Step

Once installation is complete, head to the Quick Start guide.