CommonEventTypes: {
    CODE_EXECUTION: "code_execution";
    EXECUTION: "execution";
    EXECUTION_COMPLETE: "execution_complete";
    LLM_INVOCATION: "llm_invocation";
    MODEL_TEST: "model_test";
    MODEL_TEST_COMPLETE: "model_test_complete";
    NOTE_GENERATION: "note_generation";
    TEST_RUN: "test_run";
    USER_INPUT: "user_input";
    USER_INTERACTION: "user_interaction";
    USER_OUTPUT: "user_output";
}

Common event types (examples - apps can use any string)