feat: multi-select batch delete and album grouping in history

- Add multi-select mode with long-press to select tracks
- Add bottom action bar for selection (Material 3 style)
- Add filter tabs: All/Albums/Singles
- Add album grouping view when Albums filter selected
- Add DownloadedAlbumScreen for viewing tracks in an album
- Reactive UI updates when tracks deleted
- Auto-pop when album has <2 tracks
- Update issue templates with (Stable Version) text
- Bump version to 2.2.8

.github/ISSUE_TEMPLATE/bug_report.yml

@@ -16,7 +16,7 @@ body:
       options:
         - label: I have searched existing issues and this bug hasn't been reported yet
           required: true
-        - label: I am using the latest version of SpotiFLAC
+        - label: I am using the latest version of SpotiFLAC (Stable Version)
           required: true
 
   - type: textarea

.github/ISSUE_TEMPLATE/download_issue.yml

@@ -16,7 +16,7 @@ body:
       options:
         - label: I have tried downloading with a different service (Tidal/Qobuz/Amazon)
           required: true
-        - label: I am using the latest version of SpotiFLAC
+        - label: I am using the latest version of SpotiFLAC (Stable Version)
           required: true
 
   - type: dropdown