Fix #7398: call layout.init only after SiteSettings are in place (#7402)

static/hub.ts

@@ -228,10 +228,13 @@ export class Hub {
             },
             this,
         );
+    }
 
-        layout.init();
+    public initLayout() {
+        // To be called after setupSettings, as layout.init depends on them
+        this.layout.init();
         this.undefer();
-        layout.eventHub.emit('initialised');
+        this.layout.eventHub.emit('initialised');
     }
 
     public nextTreeId(): number {

static/main.ts

@@ -626,6 +626,9 @@ function start() {
         hub = new Hub(layout, subLangId, defaultLangId);
     }
 
+    const [themer, settings] = setupSettings(hub);
+    hub.initLayout();
+
     setSentryLayout(layout);
 
     if (hub.hasTree()) {
@@ -641,8 +644,6 @@ function start() {
 
     new clipboard('.btn.clippy');
 
-    const [themer, settings] = setupSettings(hub);
-
     function handleCtrlS(event: JQuery.KeyDownEvent<Window, undefined, Window, Window>): void {
         event.preventDefault();
         if (settings.enableCtrlS === 'false') {