Add CLI for networking

src/game/seed.rs

@@ -1,11 +1,18 @@
 use std::hash::{DefaultHasher, Hash, Hasher};
 
 use bevy::prelude::*;
+use rand::random;
 
 /// Value with which to initialize the PRNG
 #[derive(Clone, Resource)]
 pub struct Seed(u64);
 
+impl Seed {
+    pub fn random() -> Self {
+        Self(random())
+    }
+}
+
 impl From<String> for Seed {
     /// Attempt to parse as an integer, fall back to hashing string
     fn from(value: String) -> Self {