"""
  Context module for request-level context management.
  
  This module provides the RequestContext class for managing search request context,
  including query analysis results, intermediate results, and performance metrics.
  """
  
  from .request_context import (
      RequestContext,
      RequestContextStage,
      QueryAnalysisResult,
      PerformanceMetrics,
      create_request_context,
      get_current_request_context,
      set_current_request_context,
      clear_current_request_context
  )
  
  __all__ = [
      'RequestContext',
      'RequestContextStage',
      'QueryAnalysisResult',
      'PerformanceMetrics',
      'create_request_context',
      'get_current_request_context',
      'set_current_request_context',
      'clear_current_request_context'
  ]