export type PluginTrustTier = "official" | "verified" | "unverified";
export interface PluginTrustInfo {
    tier: PluginTrustTier;
    /** Terminal badge string for startup logs & CLI */
    badge: string;
    /** Human-readable label (e.g. Official, Verified, Unverified) */
    label: string;
    /** Description or tooltip text */
    tooltip: string;
}
export interface PluginCandidate {
    packageName: string;
    tier: PluginTrustTier;
    label: string;
    badge: string;
    tooltip: string;
    isOfficialShortcut: boolean;
    version?: string;
    description?: string;
}
export declare const OFFICIAL_PLUGIN_PREFIX = "@weavetab/plugin-";
export declare const REGISTRY_URL = "https://weavetab.dev/api/registry/verified.json";
export declare const REGISTRY_FALLBACK_URL = "https://raw.githubusercontent.com/weavetab/registry/main/verified.json";
/**
 * Returns the set of verified package names.
 * - Tries local registry/verified.json first (dev/test mode).
 * - Falls back to GitHub remote.
 * - Falls back to empty set on any failure (fail open — just shows unverified).
 */
export declare function getVerifiedPackages(): Promise<Set<string>>;
/**
 * Clear in-memory verified packages cache (useful for tests or forced refresh).
 */
export declare function invalidateRegistryCache(): void;
/**
 * Determine the trust tier for a plugin based on its package name and the
 * verified registry.
 */
export declare function resolvePluginTrust(packageName: string, verifiedPackages: Set<string>): PluginTrustInfo;
/**
 * Checks if a package exists on the npm registry via a fast HEAD request.
 */
export declare function checkNpmPackageExists(pkgName: string): Promise<boolean>;
/**
 * Resolves potential package candidates for an input name.
 * - If name is already explicitly scoped (starts with @), resolves directly.
 * - If short name is provided (e.g. "n8n-wt"), checks both:
 *     1. Official shortcut: @weavetab/plugin-<name>
 *     2. Community package: <name>
 */
export declare function resolvePluginCandidates(inputName: string, verifiedPackages: Set<string>): Promise<PluginCandidate[]>;