flutter_barcodetx 0.2.0

Animated QR transport for already-signed blockchain transactions using deterministic fountain erasure coding.

Changelog

0.2.0

• Replace variable transaction types with fixed three-letter blockchain codes.
• Add an optional unsigned 32-bit network ID to every transaction record.
• Replace the type API with blockchain and optional networkId fields.
• Define a single BarcodeTx v1 layout without legacy decoding.

0.1.0

• Initial BarcodeTX v1 binary batch and frame protocol.
• Deterministic systematic LT-style fountain encoder with Gaussian decoder.
• Raw-byte animated QR widget and camera-independent decoder.
• SHA-256 end-to-end integrity, 48-bit transfer grouping, and frame CRC-32.
• Typed/map APIs, defensive limits, protocol documentation, scanner example, benchmark, and test suite.