a2a_protocol_core 0.1.1

[package]
name = "a2a_protocol_core"
version.workspace = true
edition.workspace = true
license.workspace = true
repository.workspace = true
rust-version.workspace = true
description = "Pure A2A (Agent-to-Agent) protocol domain logic - WASM optimized"

[lib]
crate-type = ["rlib"]

[dependencies]
# JSON-RPC 2.0 foundation
protocol_transport_core = { workspace = true }

# Core serialization
serde = { workspace = true }
serde_json = { workspace = true }

# UUID generation for agent IDs
uuid = { workspace = true, features = ["v4"] }

# Error handling
thiserror = { workspace = true }
anyhow = { workspace = true }

# Logging (no-op in WASM unless a logger is wired in upper layers)
log = { version = "0.4" }

# Optional features
chrono = { workspace = true, optional = true }

[dev-dependencies]
# Testing utilities
proptest = "1.4"
insta = "1.34"
tokio = { version = "1.0", features = ["macros", "rt"] }

[features]
default = ["protocol-core"]
protocol-core = []                           # Base Task + Message + AgentCard
event-stream = ["protocol-core"]             # SSE streaming support
file-handling = ["protocol-core"]            # File upload/download support
time-stamps = ["chrono"]                     # Timestamp support for Task/Message
all-features = ["event-stream", "file-handling", "time-stamps"]

# A2A Specification Compliance Features
spec-compliant = ["protocol-core", "event-stream"]  # Core A2A spec features
wasm-optimized = ["protocol-core"]           # Minimal features for WASM targets

# Backward-compat aliases (to ease downstream migration)
core = ["protocol-core"]
streaming = ["event-stream"]
timestamps = ["time-stamps"]
push-notifications = ["protocol-core"]
extended-discovery = ["protocol-core"]

# NO spin-sdk, NO http dependencies - pure domain layer
# Uses JSON-RPC foundation from protocol_transport_core