Use checksum more broadly, not specifically SHA256

app/Models/Backup.php

@@ -12,7 +12,7 @@ use Illuminate\Database\Eloquent\SoftDeletes;
  * @property string $name
  * @property string[] $ignored_files
  * @property string $disk
- * @property string|null $sha256_hash
+ * @property string|null $checksum
  * @property int $bytes
  * @property \Carbon\CarbonImmutable|null $completed_at
  * @property \Carbon\CarbonImmutable $created_at
@@ -62,7 +62,7 @@ class Backup extends Model
      */
     protected $attributes = [
         'is_successful' => true,
-        'sha256_hash' => null,
+        'checksum' => null,
         'bytes' => 0,
     ];
 
@@ -76,7 +76,7 @@ class Backup extends Model
         'name' => 'required|string',
         'ignored_files' => 'array',
         'disk' => 'required|string',
-        'sha256_hash' => 'nullable|string',
+        'checksum' => 'nullable|string',
         'bytes' => 'numeric',
     ];
 

app/Transformers/Api/Client/BackupTransformer.php

@@ -25,7 +25,7 @@ class BackupTransformer extends BaseClientTransformer
             'is_successful' => $backup->is_successful,
             'name' => $backup->name,
             'ignored_files' => $backup->ignored_files,
-            'sha256_hash' => $backup->sha256_hash,
+            'checksum' => $backup->checksum,
             'bytes' => $backup->bytes,
             'created_at' => $backup->created_at->toIso8601String(),
             'completed_at' => $backup->completed_at ? $backup->completed_at->toIso8601String() : null,