feat: add app-header sync status slot

examples/gallery.rs

@@ -241,6 +241,7 @@ impl Gallery {
             t,
             &mut self.header_project_name,
             &mut self.header_editing,
+            Some(("Sync live", true)),
         );
         ui.add_space(2.0);
 

src/components.rs

@@ -1635,6 +1635,8 @@ pub struct AppHeaderActions {
 /// `&mut is_editing` flag. Click the name to enter edit mode, Enter to commit
 /// (returns `renamed: true`), Esc to cancel (caller restores the previous
 /// name from its own copy if needed).
+/// `status` optionally renders a shared chip beside the name; the boolean
+/// selects its active/accent treatment.
 ///
 /// The brand block paints the Tokito mark (via [`crate::brand_mark`]); the
 /// mark itself carries the wordmark, so no system-font label is rendered.
@@ -1643,6 +1645,7 @@ pub fn app_header(
     t: &Tokens,
     project_name: &mut String,
     is_editing: &mut bool,
+    status: Option<(&str, bool)>,
 ) -> AppHeaderActions {
     let mut actions = AppHeaderActions::default();
     let height = 52.0;
@@ -1698,6 +1701,11 @@ pub fn app_header(
                     }
                 }
 
+                if let Some((label, active)) = status {
+                    ui.add_space(t.space_3);
+                    let _ = chip(ui, t, label, active);
+                }
+
                 // Right side: settings gear.
                 ui.with_layout(Layout::right_to_left(Align::Center), |ui| {
                     if icon_button(ui, t, icons::ph::GEAR_SIX, 32.0, t.text_2).clicked() {

src/lib.rs

@@ -1,3 +1,9 @@
+#![allow(unknown_lints)]
+// egui's geometry APIs determine these literals as f32 unambiguously. Newer
+// Rust releases warn on that established fallback under `-D warnings`, while
+// Tokito still supports compilers from before the lint existed.
+#![allow(float_literal_f32_fallback)]
+
 //! # tokito_ui
 //!
 //! A small, opinionated component library for [`egui`] 0.29 — the shared