feat: manually handle NIP-42 auth request (#132)

* improve fetch relays

* .

* .

* .

* refactor

* refactor

* remove identity

* manually auth

* auth

* prevent duplicate message

* clean up

crates/registry/Cargo.toml

@@ -14,9 +14,9 @@ nostr.workspace = true
 nostr-sdk.workspace = true
 anyhow.workspace = true
 itertools.workspace = true
-chrono.workspace = true
 smallvec.workspace = true
 smol.workspace = true
 log.workspace = true
 
 fuzzy-matcher = "0.3.7"
+hashbrown = "0.15"