feat(ai-edits): add output storage backfill flow and coverage

resources/js/guest-v2/components/AiMagicEditSheet.tsx

@@ -72,28 +72,39 @@ function resolveOutputUrl(request: GuestAiEditRequest | null): string | null {
     (output) =>
       output.is_primary
       && (
-        (typeof output.provider_url === 'string' && output.provider_url)
+        (typeof output.url === 'string' && output.url)
         || (typeof output.storage_path === 'string' && output.storage_path)
+        || (typeof output.provider_url === 'string' && output.provider_url)
       )
   );
-  if (primary?.provider_url) {
-    return primary.provider_url;
+  if (primary?.url) {
+    return primary.url;
   }
   if (primary?.storage_path) {
     return normalizeStorageUrl(primary.storage_path);
   }
+  if (primary?.provider_url) {
+    return primary.provider_url;
+  }
 
   const first = request.outputs.find(
     (output) =>
-      (typeof output.provider_url === 'string' && output.provider_url)
+      (typeof output.url === 'string' && output.url)
       || (typeof output.storage_path === 'string' && output.storage_path)
+      || (typeof output.provider_url === 'string' && output.provider_url)
   );
 
+  if (first?.url) {
+    return first.url;
+  }
+  if (first?.storage_path) {
+    return normalizeStorageUrl(first.storage_path);
+  }
   if (first?.provider_url) {
     return first.provider_url;
   }
 
-  return normalizeStorageUrl(first?.storage_path);
+  return null;
 }
 
 export default function AiMagicEditSheet({