Module event 

Core traits and types.

Always available regardless of feature flags. Includes:

• Agent - The fundamental trait for all agents
• Tool / Toolset - For extending agents with capabilities
• Session / State - For managing conversation context
• Event - For streaming agent responses
• AdkError / Result - Unified error handling

Structs

Event

Event represents a single interaction in a conversation. This struct embeds LlmResponse to match ADK-Go’s design pattern.

EventActions

Constants

KEY_PREFIX_APP

KEY_PREFIX_TEMP

KEY_PREFIX_USER