Rename and relocate timeline-related components

• Move asset-grid-asset-viewer to timeline-asset-viewer in timeline-viewer/
• Move asset-date-group-selection-aware to selectable-timeline-day in timeline-viewer/timeline-day/
• Move asset-date-group-comp to timeline-day in timeline-viewer/timeline-day/
• Update all imports in timeline-viewer.svelte

web/src/lib/managers/timeline-manager/day-group.svelte.ts

@@ -13,6 +13,7 @@ export class DayGroup {
   readonly monthGroup: MonthGroup;
   readonly index: number;
   readonly groupTitle: string;
+  readonly groupTitleFull: string;
   readonly day: number;
   viewerAssets: ViewerAsset[] = $state([]);
 
@@ -31,6 +32,7 @@ export class DayGroup {
     this.monthGroup = monthGroup;
     this.day = day;
     this.groupTitle = groupTitle;
+    this.groupTitleFull = groupTitle;
   }
 
   get top() {

web/src/lib/managers/timeline-manager/month-group.svelte.ts

@@ -4,6 +4,7 @@ import { CancellableTask } from '$lib/utils/cancellable-task';
 import { handleError } from '$lib/utils/handle-error';
 import {
   formatGroupTitle,
+  formatGroupTitleFull,
   formatMonthGroupTitle,
   fromTimelinePlainDate,
   fromTimelinePlainDateTime,
@@ -222,7 +223,8 @@ export class MonthGroup {
       addContext.setDayGroup(dayGroup, localDateTime);
     } else {
       const groupTitle = formatGroupTitle(fromTimelinePlainDate(localDateTime));
-      dayGroup = new DayGroup(this, this.dayGroups.length, localDateTime.day, groupTitle);
+      const groupTitleFull = formatGroupTitleFull(fromTimelinePlainDate(localDateTime));
+      dayGroup = new DayGroup(this, this.dayGroups.length, localDateTime.day, groupTitle, groupTitleFull);
       this.dayGroups.push(dayGroup);
       addContext.setDayGroup(dayGroup, localDateTime);
       addContext.newDayGroups.add(dayGroup);