feat: Out-of-Box Experience (#12)

* refactor app view

* feat: onboarding

* add back buttons in onboarding

crates/account/Cargo.toml

@@ -0,0 +1,17 @@
+[package]
+name = "account"
+version = "0.0.0"
+edition = "2021"
+publish = false
+
+[dependencies]
+ui = { path = "../ui" }
+common = { path = "../common" }
+global = { path = "../global" }
+
+gpui.workspace = true
+nostr-sdk.workspace = true
+anyhow.workspace = true
+smol.workspace = true
+smallvec.workspace = true
+log.workspace = true