- CrossAttention.forward: hardcoded `1` in kv.view() replaced with actual batch size `b`
- Attention.forward: hardcoded `1` in qkv_combined.view() replaced with actual batch size `B`
- HunYuanDiTPlain.forward: context.chunk(2) and output.chunk(2) now guarded with
shape[0] >= 2 check to avoid crash when running without negative conditioning
FixesComfy-Org/ComfyUI#10142