chore: cleanup, add PHPStan type annotations

src/Service/TravelSnapshotService.php

@@ -76,17 +76,6 @@ class TravelSnapshotService
             return null;
         }
 
-        if (false === $travel instanceof Travel) {
-            $this->logger->warning('Snapshot payload deserialization returned unexpected type', [
-                'dateId' => $dateId,
-                'hotelId' => $hotelId,
-                'snapshotId' => $snapshot->getId(),
-                'type' => get_debug_type($travel),
-            ]);
-
-            return null;
-        }
-
         return $travel;
     }
 
@@ -173,11 +162,15 @@ class TravelSnapshotService
 
     /**
      * Refreshes snapshot payloads with extended availability data.
-     *
+     * @param array<int>|null $xmlAvailableDateIds
      * @return array{processed:int,updated:int,failed:int}
      */
-    public function refreshExtendedSnapshots(int $limit = 500, bool $force = false, int $refreshAfterMinutes = 360, ?array $xmlAvailableDateIds = null): array
-    {
+    public function refreshExtendedSnapshots(
+        int $limit = 500,
+        bool $force = false,
+        int $refreshAfterMinutes = 360,
+        ?array $xmlAvailableDateIds = null
+    ): array {
         $dateToThreshold = new \DateTimeImmutable('today');
         $refreshBefore = new \DateTimeImmutable(sprintf('-%d minutes', $refreshAfterMinutes));
 
@@ -313,10 +306,6 @@ class TravelSnapshotService
             return null;
         }
 
-        if (false === $travel instanceof Travel) {
-            return null;
-        }
-
         return $travel;
     }