Phase B: identifier+key on the wire, JCS envelope signing (FRX/0.5), registry binding

tests/common/mod.rs

@@ -59,9 +59,18 @@ pub fn free_port() -> u16 {
     listener.local_addr().unwrap().port()
 }
 
-pub fn query_envelope(key: &Keypair, text: &str, max_results: usize) -> Envelope {
+pub fn query_envelope(key: &Keypair, identifier: &str, text: &str, max_results: usize) -> Envelope {
     let body = QueryBody::new(text, max_results);
-    Envelope::new(key, TYPE_QUERY, serde_json::to_value(&body).unwrap())
+    Envelope::new(
+        key,
+        identifier,
+        TYPE_QUERY,
+        serde_json::to_value(&body).unwrap(),
+    )
+}
+
+pub fn test_envelope(key: &Keypair, msg_type: &str, body: Value) -> Envelope {
+    Envelope::new(key, &key.public_hex(), msg_type, body)
 }
 
 pub async fn challenge(client: &reqwest::Client, relay_url: &str, member: &str) -> Option<String> {