fix(storage): migrate domain-specific delete and update handlers to MinIO

- Replaces local filesystem operations (fs.unlink, path.join) with MinIO removeObject in all domain lib handlers
- Updated handlers for: Berita, GalleryFoto, Layanan, Musik, Penghargaan, Potensi, Profile, Inovasi, Keamanan, Kesehatan, LandingPage, and PPID
- bump: version 0.1.19 -> 0.1.20

package.json

@@ -1,6 +1,6 @@
 {
   "name": "desa-darmasaba",
-  "version": "0.1.19",
+  "version": "0.1.20",
   "private": true,
   "scripts": {
     "dev": "next dev",