export type Source = {
    kind: "runDir";
    dir: string;
} | {
    kind: "statelog";
    file: string;
};
export type Discovery = {
    sources: Source[];
    /** Where a sole argument goes: one statelog file → the viewer, one run
     *  dir → the viewer on its statelog with each trace's annotations
     *  summarised, anything else → the explorer home table. */
    route: "viewer" | "runDirectory" | "explorer";
    errors: string[];
};
export declare function discoverSources(paths: string[]): Discovery;
export declare function isStatelogEnvelope(line: string): boolean;