update system

overlays/asztal/widget/bar/buttons/Date.ts

@@ -0,0 +1,15 @@
+import { clock } from "lib/variables"
+import PanelButton from "../PanelButton"
+import options from "options"
+
+const { format, action } = options.bar.date
+const time = Utils.derive([clock, format], (c, f) => c.format(f) || "")
+
+export default () => PanelButton({
+    window: "datemenu",
+    on_clicked: action.bind(),
+    child: Widget.Label({
+        justification: "center",
+        label: time.bind(),
+    }),
+})