0.3.4

• Updated for corio module refactors by switching imports to current paths (corio.iterator, corio.jsn, corio.datatype, and corio.logs) across capabilities, control serialization, converters, and logging setup.
• Added haco/tests/test_pydantic_models.py coverage to verify Home Assistant announce payload shape for Switch and Climate, runtime-attribute exclusion from model_dump(), and parent/subscription wiring behavior.