diff --git a/src/api.rs b/src/api.rs
index 4450b12..c4cba3e 100644
--- a/src/api.rs
+++ b/src/api.rs
@@ -1,9 +1,22 @@
 use crate::query;
 
 pub(crate) mod repo;
+pub(crate) mod user;
 
+#[derive(Clone)]
 pub struct QueryContext {
     pub(crate) http: reqwest::Client,
+    pub(crate) auth: Option<Auth>,
 }
 
-impl query::Context for QueryContext {}
\ No newline at end of file
+#[derive(Clone)]
+pub(crate) struct Auth {
+    pub(crate) access_token: String,
+    pub(crate) refresh_token: String,
+}
+
+pub enum Error {
+    Unauthenticated,
+}
+
+impl query::Context for QueryContext {}
diff --git a/src/api/repo.rs b/src/api/repo.rs
index 09c8993..d4888d0 100644
--- a/src/api/repo.rs
+++ b/src/api/repo.rs
@@ -12,6 +12,7 @@ impl query::QueryFn<QueryContext> for List {
         "repo.list"
     }
 
-    async fn run(&self, c: &QueryContext) -> Result<Self::Data, Self::Error> {
+    async fn run(&self, _c: &QueryContext) -> Result<Self::Data, Self::Error> {
+        Ok(())
     }
 }
diff --git a/src/api/user.rs b/src/api/user.rs
new file mode 100644
index 0000000..714f79f
--- /dev/null
+++ b/src/api/user.rs
@@ -0,0 +1,18 @@
+use crate::{api, query};
+
+#[derive(Clone)]
+pub struct Fetch;
+
+impl query::QueryFn<api::QueryContext> for Fetch {
+    type Data = api::Error;
+
+    type Error = api::Error;
+
+    fn key(&self) -> &'static str {
+        "user"
+    }
+
+    async fn run(&self, c: &api::QueryContext) -> Result<Self::Data, Self::Error> {
+        Err(api::Error::Unauthenticated)
+    }
+}
diff --git a/src/app.rs b/src/app.rs
index a15a5a5..4534029 100644
--- a/src/app.rs
+++ b/src/app.rs
@@ -1,15 +1,14 @@
 use gpui::{div, prelude::*};
 
-use crate::{api, app};
-use crate::query;
 use crate::dashboard;
+use crate::query;
 use crate::theme;
 use crate::titlebar;
+use crate::{api, app};
 
 pub struct Global {
     pub safe_area: gpui::Bounds<gpui::Pixels>,
     pub current_theme: theme::Theme,
-    pub query_store: query::Store<api::QueryContext>
 }
 
 pub struct Chrome {}
@@ -17,8 +16,9 @@ pub struct Chrome {}
 impl Chrome {
     pub fn new(window: &mut gpui::Window, cx: &mut gpui::Context<Self>) -> Self {
         cx.observe_window_appearance(window, |_, window, cx| {
-            cx.update_global::<app::Global, ()>(|global, _cx| {
+            cx.update_global::<app::Global, ()>(|global, cx| {
                 global.current_theme = window.appearance().into();
+                cx.notify();
             });
         })
         .detach();
@@ -33,15 +33,16 @@ impl gpui::Render for Chrome {
         _window: &mut gpui::Window,
         cx: &mut gpui::Context<Self>,
     ) -> impl gpui::IntoElement {
-        let title_bar = cx.new(|_| titlebar::TitleBar {});
+        let title_bar = cx.new(|cx| titlebar::TitleBar::new(cx));
 
         let dashboard = cx.new(|_| dashboard::Screen {
             text: "World".into(),
         });
 
         div()
-            .size_full()
+            .flex()
             .flex_col()
+            .size_full()
             .child(title_bar)
             .child(dashboard)
     }
@@ -54,5 +55,5 @@ pub fn current_theme<'a, E>(cx: &'a gpui::Context<E>) -> &'a theme::Theme {
 }
 
 pub fn query_store<'a, E>(cx: &'a gpui::Context<E>) -> &'a query::Store<api::QueryContext> {
-    &cx.global::<Global>().query_store
+    cx.global::<query::Store<api::QueryContext>>()
 }
diff --git a/src/component.rs b/src/component.rs
index 8e7fad6..0d77b04 100644
--- a/src/component.rs
+++ b/src/component.rs
@@ -1,2 +1,3 @@
+pub mod button;
 pub mod font_icon;
 pub mod text;
diff --git a/src/component/button.rs b/src/component/button.rs
new file mode 100644
index 0000000..2b72241
--- /dev/null
+++ b/src/component/button.rs
@@ -0,0 +1,35 @@
+use gpui::{FontWeight, InteractiveElement, ParentElement, Styled, div};
+
+use crate::{app, component::text::Text};
+
+pub struct Button(gpui::Stateful<gpui::Div>);
+
+pub fn button<T>(id: impl Into<gpui::ElementId>, cx: &gpui::Context<T>) -> Button {
+    let theme = app::current_theme(cx);
+    Button(
+        div()
+            .id(id)
+            .rounded_sm()
+            .bg(theme.colors.accent)
+            .text_xs()
+            .text_color(theme.colors.accent_text)
+            .font_weight(FontWeight(500.))
+            .px_2p5()
+            .py_0p5(),
+    )
+}
+
+impl Button {
+    pub fn label(mut self, s: impl Text) -> Self {
+        self.0 = self.0.child(s);
+        self
+    }
+}
+
+impl gpui::IntoElement for Button {
+    type Element = gpui::Stateful<gpui::Div>;
+
+    fn into_element(self) -> Self::Element {
+        self.0
+    }
+}
diff --git a/src/dashboard.rs b/src/dashboard.rs
index a824b8b..4faf5e5 100644
--- a/src/dashboard.rs
+++ b/src/dashboard.rs
@@ -1,6 +1,6 @@
 use gpui::{div, prelude::*};
 
-use crate::theme::Variant;
+use crate::{app, theme::Variant};
 
 pub struct Screen {
     pub text: gpui::SharedString,
@@ -10,39 +10,39 @@ impl Render for Screen {
     fn render(
         &mut self,
         _window: &mut gpui::Window,
-        _cx: &mut gpui::Context<Self>,
+        cx: &mut gpui::Context<Self>,
     ) -> impl IntoElement {
-        let builtin = Variant::VioletDark;
-        let theme = builtin.theme();
+        let theme = app::current_theme(cx);
 
         div()
             .flex()
-            .flex_col()
-            .size_full()
-            .gap_3()
+            .flex_1()
+            .flex_row()
+            .w_full()
+            .gap_2()
+            .p_2p5()
+            .pt_0()
             .bg(theme.colors.background)
             .justify_center()
             .items_center()
             .shadow_lg()
             .text_xl()
             .text_color(theme.colors.text)
-            .child(format!("Hello, {}!", &self.text))
             .child(
                 div()
-                    .text_sm()
-                    .text_color(theme.colors.text_muted)
-                    .child(format!("Built-in theme: {}", builtin.label())),
+                    .h_full()
+                    .flex()
+                    .w_1_3()
+                    .bg(theme.colors.surface)
+                    .rounded_lg(),
             )
             .child(
                 div()
+                    .h_full()
                     .flex()
-                    .gap_2()
-                    .child(div().size_8().bg(theme.colors.surface))
-                    .child(div().size_8().bg(theme.colors.surface_elevated))
-                    .child(div().size_8().bg(theme.colors.accent))
-                    .child(div().size_8().bg(theme.colors.success))
-                    .child(div().size_8().bg(theme.colors.warning))
-                    .child(div().size_8().bg(theme.colors.danger)),
+                    .w_2_3()
+                    .bg(theme.colors.surface)
+                    .rounded_lg(),
             )
     }
 }
diff --git a/src/main.rs b/src/main.rs
index 1b3e834..259d72a 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -1,5 +1,6 @@
 use gpui::{bounds, point, prelude::*, px, size};
 
+mod api;
 mod app;
 mod asset;
 mod colors;
@@ -8,7 +9,6 @@ mod dashboard;
 mod query;
 mod theme;
 mod titlebar;
-mod api;
 
 fn main() {
     gpui::Application::new()
@@ -18,25 +18,30 @@ fn main() {
 
 fn setup_application(cx: &mut gpui::App) {
     let window_bounds = gpui::Bounds::centered(None, size(px(800.), px(600.0)), cx);
+    let query_store = query::Store::new(
+        api::QueryContext {
+            http: reqwest::Client::new(),
+            auth: None,
+        },
+        cx,
+    );
 
     let global = app::Global {
         safe_area: bounds(point(px(0.), px(0.)), size(px(72.), px(12.))),
         current_theme: cx.window_appearance().into(),
-        query_store: query::Store::new(api::QueryContext {
-            http: reqwest::Client::new(),
-        }),
     };
 
     let top_left = global.safe_area.origin;
 
     cx.set_global(global);
+    cx.set_global(query_store);
 
     cx.open_window(
         gpui::WindowOptions {
             window_bounds: Some(gpui::WindowBounds::Windowed(window_bounds)),
             titlebar: Some(gpui::TitlebarOptions {
                 appears_transparent: true,
-                traffic_light_position: Some(top_left + point(px(8.), px(8.))),
+                traffic_light_position: Some(top_left + point(px(12.), px(12.))),
                 ..Default::default()
             }),
             ..Default::default()
diff --git a/src/query.rs b/src/query.rs
index c3230c0..bae2ddf 100644
--- a/src/query.rs
+++ b/src/query.rs
@@ -1,10 +1,9 @@
-use crate::app;
 use gpui::{AppContext, BorrowAppContext};
 use std::any::Any;
 
 pub trait QueryFn<C>: Clone + 'static
 where
-    C: Context + 'static,
+    C: Context,
 {
     type Data: 'static;
     type Error: 'static;
@@ -45,6 +44,27 @@ where
     .detach();
 }
 
+pub fn read_query<'a, F, T, C>(
+    query_fn: F,
+    cx: &'a gpui::Context<T>,
+) -> QueryStatus<'a, F::Data, F::Error>
+where
+    C: Context + 'static,
+    F: QueryFn<C>,
+    T: 'static,
+{
+    let store = cx.global::<Store<C>>();
+    let Some(ent) = store.query_data.get(query_fn.key()) else {
+        return QueryStatus::Loading;
+    };
+    let QueryState { data } = ent.read(cx);
+    match data {
+        QueryData::Loading | QueryData::Pending | QueryData::Stale => QueryStatus::Loading,
+        QueryData::Some(data) => QueryStatus::Loaded(data.downcast_ref::<F::Data>().unwrap()),
+        QueryData::Err(error) => QueryStatus::Err(error.downcast_ref::<F::Error>().unwrap()),
+    }
+}
+
 // ================= Store ==================
 
 pub(crate) struct QueryState {
@@ -61,7 +81,7 @@ pub(crate) enum QueryData {
 
 pub(crate) type Entity = gpui::Entity<QueryState>;
 
-pub(crate) trait Context {}
+pub(crate) trait Context: Clone {}
 
 pub struct Store<C>
 where
@@ -75,7 +95,7 @@ impl<C> Store<C>
 where
     C: Context + 'static,
 {
-    pub fn new<E>(ctx: C, cx: &mut gpui::Context<E>) -> Self {
+    pub fn new(ctx: C, cx: &mut gpui::App) -> Self {
         Self {
             query_data: std::collections::HashMap::new(),
             query_context: cx.new(|_| ctx),
@@ -131,9 +151,12 @@ where
             cx.notify();
         });
 
+        let q = query.clone();
+        let query_context = self.query_context.clone();
+
         cx.spawn(async move |_, cx| {
-            let query_context = self.query_context.read(cx);
-            let result = query.run(query_context).await;
+            let c = query_context.read_with(cx, |c, _| c.clone())?;
+            let result = q.run(&c).await;
 
             entity.update(cx, |state, cx| {
                 state.data = match result {
@@ -180,3 +203,5 @@ where
         }
     }
 }
+
+impl<C> gpui::Global for Store<C> where C: Context + 'static {}
diff --git a/src/theme.rs b/src/theme.rs
index 8204752..5197173 100644
--- a/src/theme.rs
+++ b/src/theme.rs
@@ -90,7 +90,7 @@ impl Variant {
                     border: neutral(800),
                     text: neutral(50),
                     text_muted: neutral(400),
-                    accent: violet(400),
+                    accent: violet(600),
                     accent_hover: violet(300),
                     accent_text: neutral(100),
                     success: hex(0x22c55e),
diff --git a/src/titlebar.rs b/src/titlebar.rs
index 7b004a8..361c017 100644
--- a/src/titlebar.rs
+++ b/src/titlebar.rs
@@ -1,16 +1,27 @@
-use gpui::{ParentElement, Styled, div, AppContext};
+use gpui::prelude::FluentBuilder;
+use gpui::{ParentElement, Styled, div};
 
-use crate::{api, app, component::{
-    font_icon::{FontIcon, font_icon},
-    text::text,
-}, query};
-use crate::app::query_store;
-use crate::query::use_query;
+use crate::component::button::button;
+use crate::query::{QueryStatus, read_query, use_query};
+use crate::{
+    api, app,
+    component::{
+        font_icon::{FontIcon, font_icon},
+        text::text,
+    },
+};
 
 pub struct TitleBar {}
 
 pub struct RepoSelector {}
 
+impl TitleBar {
+    pub fn new(cx: &mut gpui::Context<Self>) -> Self {
+        use_query(api::user::Fetch, cx);
+        Self {}
+    }
+}
+
 impl gpui::Render for TitleBar {
     fn render(
         &mut self,
@@ -18,35 +29,44 @@ impl gpui::Render for TitleBar {
         cx: &mut gpui::Context<Self>,
     ) -> impl gpui::IntoElement {
         let g = cx.global::<app::Global>();
+        let user = read_query(api::user::Fetch, cx);
+
+        let user_avatar = match user {
+            QueryStatus::Err(api::Error::Unauthenticated) => div()
+                .absolute()
+                .right_2p5()
+                .child(button("login-btn", cx).label("Login")),
+
+            _ => div(),
+        };
 
         div()
-            .w_full()
-            .h_8()
-            .flex()
-            .px(g.safe_area.size.width)
-            .py_2()
             .flex_row()
             .justify_center()
             .items_center()
-            .border_b_1()
-            .border_color(g.current_theme.colors.border)
-            .bg(g.current_theme.colors.surface)
+            .w_full()
+            .h_10()
+            .flex()
+            .px(g.safe_area.size.width)
+            .py_2()
+            .bg(g.current_theme.colors.background)
             .text_color(g.current_theme.colors.text)
+            .relative()
             .child(repo_selector(cx))
+            .child(user_avatar)
     }
 }
 
 impl RepoSelector {
     pub fn new(cx: &mut gpui::Context<Self>) -> Self {
         use_query(api::repo::List, cx);
+        use_query(api::user::Fetch, cx);
+
         Self {}
     }
 }
 
-fn repo_selector<T>(cx: &gpui::Context<T>) -> gpui::Div {
-    let store = app::query_store(cx);
-    let repo = store.read_query(api::repo::List, cx);
-
+fn repo_selector<T: 'static>(cx: &gpui::Context<T>) -> gpui::Div {
     div()
         .flex()
         .flex_row()