Interface ConcierguseChatState

interface ConcierguseChatState {
    messages: EnhancedMessage[];
    isLoading: boolean;
    isStreaming: boolean;
    error: Error;
    currentModel: string;
    totalCost: number;
    totalTokens: number;
    averageResponseTime: number;
    modelPerformance: {
        [modelId: string]: {
            successRate: number;
            averageResponseTime: number;
            totalRequests: number;
            totalErrors: number;
        };
    };
    debugInfo: {
        lastRequestId: string;
        lastFallbacksUsed: number;
        lastModelSwitches: string[];
        systemHealth: "healthy"
        | "warning"
        | "critical";
    };
}