/**
 * TrelloConnector — polls Trello boards via native fetch.
 * Auth token format: "apiKey:token" stored in config.auth.token or TRELLO_TOKEN env var.
 * Emits kanban_card NormalizedItems for moved/new cards.
 */
import type { AuthRequirement, ConnectorConfig, ConnectorHealth, IConnector, NormalizedItem } from '../framework/types.js';
export declare class TrelloConnector implements IConnector {
    readonly name = "trello";
    readonly type: "api";
    private config;
    private apiKey;
    private token;
    private readonly baseUrl;
    private lastPollTime;
    private lastPollCount;
    private lastError;
    /** boardId → (cardId → listName) */
    private lastCardStates;
    private readonly stateFilePath;
    constructor(config: ConnectorConfig);
    private loadState;
    private saveState;
    init(): Promise<void>;
    dispose(): Promise<void>;
    healthCheck(): Promise<ConnectorHealth>;
    getAuthRequirements(): AuthRequirement[];
    authenticate(): Promise<boolean>;
    poll(_since: Date): Promise<NormalizedItem[]>;
}
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