zeta: Onboarding and title bar banner (#23797)

Release Notes:

- N/A

---------

Co-authored-by: Danilo Leal <daniloleal09@gmail.com>
Co-authored-by: Danilo <danilo@zed.dev>
Co-authored-by: João Marcos <joao@zed.dev>

crates/zed/src/main.rs

@@ -439,6 +439,7 @@ fn main() {
         inline_completion_registry::init(
             app_state.client.clone(),
             app_state.user_store.clone(),
+            app_state.fs.clone(),
             cx,
         );
         let prompt_builder = PromptBuilder::load(app_state.fs.clone(), stdout_is_a_pty(), cx);