feat: add p2p crate (#4)

* feat: add p2p crate

* move p2p to net subfolder

* add lib.rs and Cargo.toml to net

* remove net crate, use explicit names in workspace

crates/net/p2p/Cargo.toml

@@ -0,0 +1,10 @@
+[package]
+name = "reth-p2p"
+version = "0.1.0"
+edition = "2021"
+license = "MIT OR Apache-2.0"
+repository = "https://github.com/foundry-rs/reth"
+readme = "README.md"
+description = "Utilities for interacting with ethereum's peer to peer network."
+
+[dependencies]

crates/net/p2p/src/lib.rs

@@ -0,0 +1,8 @@
+#![warn(missing_debug_implementations, missing_docs, unreachable_pub)]
+#![deny(unused_must_use, rust_2018_idioms)]
+#![doc(test(
+    no_crate_inject,
+    attr(deny(warnings, rust_2018_idioms), allow(dead_code, unused_variables))
+))]
+
+//! Utilities for interacting with ethereum's peer to peer network.