MessagePack encoding/decoding

[niteshpurohit]

Type: Task
Parent Issue: #430

Summary

Fast binary serialization using MessagePack format; wrapper around msgpack gem with convenient API

Scope

Fast binary serialization using MessagePack format; wrapper around msgpack gem with convenient API

Not In Scope

• Custom MessagePack extensions
• Streaming serialization

Acceptance Criteria

• MessagePack wraps msgpack gem
• Convenient encode/decode API
• Tests verify serialization
• Documentation with performance notes

C++ Native Library: No