Use pipeline-first OFoldX usage

README.md

@@ -98,6 +98,11 @@ pip install ofoldx
 Load the artifact from `oteam/boltz2` using the OFoldX `Auto*` interface:
 
 ```python
+from ofoldx.pipelines import Pipeline
+
+pipeline = Pipeline.from_pretrained("oteam/boltz2")
+output = pipeline(...)
+
 from ofoldx import AutoModel
 
 model = AutoModel.from_pretrained("oteam/boltz2")