Merge PR #25: Add Krea-2 CLIP type support

* Adds krea2 to supported CLIP types in config builder
* Preserves Additional Random Seeds feature from main

Co-Authored-By: PR #25 Contributor

config_builder_node.py

@@ -1421,4 +1421,4 @@ async def preview_endpoint(request):
         configs_json = UltimateConfigBuilder.state_to_configs_json(state)
         return web.json_response({"configs_json": configs_json})
     except Exception as e:
-        return web.json_response({"error": str(e)}, status=500)
+        return web.json_response({"error": str(e)}, status=500)