build: update package v0.320

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

updates/0.30/ver_0.320_manifest.json

@@ -0,0 +1,26 @@
+{
+    "changelog":  "NEW - API: endpoint ensure_producer (znajdź lub utwórz producenta); GET product zwraca producer_name",
+    "version":  "0.320",
+    "files":  {
+                  "added":  [
+
+                            ],
+                  "deleted":  [
+
+                              ],
+                  "modified":  [
+                                   "autoload/Domain/Producer/ProducerRepository.php",
+                                   "autoload/Domain/Product/ProductRepository.php",
+                                   "autoload/api/ApiRouter.php",
+                                   "autoload/api/Controllers/DictionariesApiController.php"
+                               ]
+              },
+    "checksum_zip":  "sha256:eb38b6f260768c25d331de60098eba647a897972c211b37b39314c8a3f954bf3",
+    "sql":  [
+
+            ],
+    "date":  "2026-02-24",
+    "directories_deleted":  [
+
+                            ]
+}