export declare const MIGRATION_URL = "https://rocketh.dev/hardhat-deploy/migration-from-v1";
export declare const V1_INSTALL_CMD = "npm install hardhat-deploy@1";
export interface V1DetectionResult {
    isV1Environment: boolean;
    reasons: string[];
}
export declare function detectV1Patterns(projectRoot?: string): V1DetectionResult;
export declare class V1PatternError extends Error {
    constructor(reasons: string[]);
}
export declare function throwV1MigrationError(reasons: string[]): never;
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