/**
 * Internal execution phases for DiagnosticianRunner.
 *
 * Per CONTEXT.md D-01: Phase-based step pipeline.
 * These phases are runner-local tracking, NOT persisted to TaskStore.
 * Only PDTaskStatus values (pending/leased/succeeded/retry_wait/failed) are persisted.
 */
export declare enum RunnerPhase {
    Idle = "idle",
    BuildingContext = "building_context",
    CreatingRun = "creating_run",
    Invoking = "invoking",
    Polling = "polling",
    FetchingOutput = "fetching_output",
    Validating = "validating",
    Committing = "committing",
    Completed = "completed",
    Failed = "failed",
    RetryWaiting = "retry_waiting"
}
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