[package]
name = "chronogrid_net"
description = "P2P mesh networking for ChronoGrid – libp2p over QUIC with Noise XK encryption"
version.workspace = true
edition.workspace = true
rust-version.workspace = true
publish = false

[dependencies]
# Ed25519 keypair generation and signing
ed25519-dalek = { version = "2", features = ["rand_core"] }
# Cryptographically-secure random number generation
rand = "0.8"
# SHA-256 for NodeId and SwarmKey fingerprint derivation
sha2 = "0.10"
# Hex encoding for NodeId and fingerprints
hex = "0.4"
# Serialization for keypair persistence
serde = { version = "1", features = ["derive"] }
serde_json = "1"
# Error handling
thiserror = "2"
# Zeroize sensitive key material on drop
zeroize = { version = "1", features = ["derive"] }

# ── libp2p networking stack ──────────────────────────────────────────────────
# Core libp2p with all required transport and behaviour features.
libp2p = { version = "0.54", features = [
    "noise",
    "quic",
    "tcp",
    "yamux",
    "mdns",
    "gossipsub",
    "kad",
    "identify",
    "relay",
    "request-response",
    "tokio",
    "macros",
] }
# Async runtime — required by libp2p tokio transport
tokio = { version = "1", features = ["full"] }
# Futures utilities for async stream handling
futures = "0.3"
# Logging / tracing
tracing = "0.1"
# Serialization for DeltaPacket (bincode binary format)
bincode = "1"
# LZ4 compression for delta payloads
lz4_flex = "0.11"
# ChaCha20-Poly1305 AEAD encryption for delta payloads
chacha20poly1305 = "0.10"
# Generic array for AEAD key/nonce types
generic-array = "0.14"
# async-trait for implementing libp2p request_response Codec
async-trait = "0.1"

[dev-dependencies]
tempfile = "3"
tokio = { version = "1", features = ["full", "test-util"] }
tracing-subscriber = { version = "0.3", features = ["env-filter"] }