src/models/__init__.py

# src/models/__init__.py
from .chat import (
    ChatRequest,
    ChatResponse,
    FeedbackRequest,
    SummarizeRequest,
    SummaryResponse
)
from .document import (
    DocumentResponse,
    BatchUploadResponse,
    DocumentInfo
)
from .base import ChatMetadata

__all__ = [
    'ChatRequest',
    'ChatResponse',
    'FeedbackRequest',
    'SummarizeRequest',
    'SummaryResponse',
    'DocumentResponse',
    'BatchUploadResponse',
    'DocumentInfo',
    'ChatMetadata'
]