feat: make ip-adapter runnable in comfyui (#569)

docs/source/usage/ip_adapter.rst

 IP Adapter
 ==========
 
+.. image:: https://huggingface.co/datasets/nunchaku-tech/cdn/resolve/main/ComfyUI-nunchaku/workflows/nunchaku-flux.1-IP-adapter.png
+
 Nunchaku supports `IP Adapter <hf_ip-adapterv2_>`_, an adapter achieving image prompt capability for the FLUX.1-dev
 
 .. literalinclude:: ../../../examples/flux.1-dev-IP-adapter.py

nunchaku/models/ip_adapter/diffusers_adapters/__init__.py

@@ -35,7 +35,7 @@ def apply_IPA_on_pipe(pipe: DiffusionPipeline, *args, **kwargs):
     assert isinstance(pipe, DiffusionPipeline)
 
     pipe_cls_name = pipe.__class__.__name__
-    if pipe_cls_name.startswith("Flux") or pipe_cls_name.startswith("PuLID"):
+    if pipe_cls_name.startswith("Flux") or pipe_cls_name.startswith("IPAFlux"):
         from .flux import apply_IPA_on_pipe as apply_IPA_on_pipe_fn
     else:
         raise ValueError(f"Unknown pipeline class name: {pipe_cls_name}")