- validate all file-upload via clamdscan (clamav), throw ValidationException in case of an error

- add @types/clamscan and clamscan for node
- package clamav-daemon and clamav-frehshclam for docker
- add API Controller: HomeController.ts for /api/years and /api/sitelinks/{year}
 change root path of file storage from '/storage/app/public/files' to '/storage/app/public'
 - adapt dockerfile to use node:18-bookworm-slim

app/Models/File.ts

@@ -37,17 +37,20 @@ export default class File extends BaseModel {
     public comment: string;
 
     @column()
-    public mimetype: string;
+    public mimeType: string;
 
     @column()
     public language: string;
 
     @column()
-    public fileSize: bigint;
+    public fileSize: number;
 
     @column()
     public visibleInOai: boolean;
 
+    @column()
+    public visibleInFrontdoor: boolean;
+
     @column()
     public sortOrder: number;