Edit generator to use alias_generator to_camel

Author: holtskinner

src/a2a/pydantic_base.py

@@ -1,12 +1,13 @@
 """A2A Pydantic Base Model with shared configuration."""
 
 from pydantic import BaseModel, ConfigDict
+from pydantic.alias_generators import to_camel
 
 
 class A2ABaseModel(BaseModel):
     """Base model for all A2A types with shared configuration."""
 
     model_config = ConfigDict(
+        alias_generator=to_camel,
         populate_by_name=True,
-        arbitrary_types_allowed=True,
     )