chore: rewrite the backend (not tested) (#203)

* wip: refactor

* refactor

* clean up

* .

* rename

* add relay auth

* .

* .

* optimize

* .

* clean up

* add encryption crate

* .

* .

* .

* .

* .

* add encryption crate

* .

* refactor nip4e

* .

* fix endless loop

* fix metadata fetching

crates/chat/Cargo.toml

@@ -6,20 +6,22 @@ publish.workspace = true
 
 [dependencies]
 common = { path = "../common" }
-states = { path = "../states" }
+state = { path = "../state" }
 account = { path = "../account" }
+encryption = { path = "../encryption" }
 person = { path = "../person" }
 settings = { path = "../settings" }
 
 gpui.workspace = true
-nostr.workspace = true
 nostr-sdk.workspace = true
+
 anyhow.workspace = true
 itertools.workspace = true
 smallvec.workspace = true
 smol.workspace = true
 log.workspace = true
 futures.workspace = true
+flume.workspace = true
 serde.workspace = true
 serde_json.workspace = true