Zero-allocation string formatting and binary serialization library with Roslyn source generators. Features: compile-time optimized ZA.String() and ZA.Bytes() APIs, endian-aware wrappers (U16BE, I32LE, etc.), VarInt encoding, length-prefixed string encodings, and generated binary parsers. Perfect for network protocols, CAN/FlexRay, embedded systems, and high-performance logging. Requires .NET 10+.