Store transfer files on Contabo Object Storage like Ladill Meet.

Add transfer-files S3 disk, config-driven uploads, and an artisan command to migrate existing local blobs to object storage.

Co-authored-by: Cursor <cursoragent@cursor.com>

.env.example

@@ -66,4 +66,13 @@ AFIA_API_KEY=
 
 LINK_PUBLIC_DOMAIN=ladl.link
 
+# Contabo Object Storage (S3-compatible) — same bucket/account as Ladill Meet (`ladill`).
+TRANSFER_FILES_DISK=transfer-files
+TRANSFER_S3_BUCKET=ladill
+TRANSFER_S3_REGION=default
+TRANSFER_S3_ENDPOINT=https://eu2.contabostorage.com
+TRANSFER_S3_USE_PATH_STYLE=true
+TRANSFER_S3_ACCESS_KEY=
+TRANSFER_S3_SECRET=
+
 VITE_APP_NAME="${APP_NAME}"