"""BigQuery utilities and configuration classes.

This package provides dataclasses and helpers to define BigQuery table
schemas, configurations, and descriptions. It supports standardized
table metadata generation, schema management, and parameter preparation
for BigQuery operations.

Modules include:
- table_description: Structured, human-readable BigQuery table descriptions.
- table_config: Abstract base classes for BigQuery table configurations.
- helper/client: Utilities to interact with BigQuery, including table creation
  and data writes.
"""
