chore: prepare for rc version (#34)

**TODOs:**

- [x] Fix all clippy issues
- [x] Make NIP-4e optional (disabled by default)
- [x] Remove support for bunker (Nostr Connect)
- [x] Group messages in the same timeframe
- [ ] ...

Reviewed-on: #34

desktop/Cargo.toml

@@ -29,7 +29,6 @@ icons = [
 [dependencies]
 assets = { path = "../crates/assets" }
 ui = { path = "../crates/ui" }
-title_bar = { path = "../crates/title_bar" }
 theme = { path = "../crates/theme" }
 common = { path = "../crates/common" }
 state = { path = "../crates/state" }