Release v1.0.0: protocol freeze, replay testing, fuzzing and audit readiness

fuzz/fuzz_targets/protocol.rs

@@ -0,0 +1,9 @@
+#![no_main]
+use libfuzzer_sys::fuzz_target;
+use shared::protocol::HeartbeatRequest;
+
+fuzz_target!(|data: &[u8]| {
+    if let Ok(s) = std::str::from_utf8(data) {
+        let _: Result<HeartbeatRequest, _> = serde_json::from_str(s);
+    }
+});