feat(ui,store): live today clock, rail as lane filter, b toggle, quick look on space

src/ui/task-row.svelte

@@ -36,7 +36,8 @@
   const zone = $derived(dropZone());
   const isDropTarget = $derived(zone?.target === target);
   const date = $derived(anchorDate(task));
-  const tone = $derived(dueTone(date));
+  const tone = $derived(dueTone(date, view.store.today));
+  const label = $derived(dueLabel(date, view.store.today));
   /** The editor hangs off the chip that opened it, not the whole row. */
   const chip = (field: string): string => `${field}:${task.id}`;
   const on = $derived(view.store.cursorTask === task.id);
@@ -196,8 +197,8 @@
           {:else}
             <CalendarDays aria-hidden="true" class="size-3" />
           {/if}
-          {#if dueLabel(date)}
-            <span class="tabular">{dueLabel(date)}</span>
+          {#if label}
+            <span class="tabular">{label}</span>
           {/if}
         </button>
       </div>