export type FrontendSource = "cache" | "build";

/** An extension's first load attempt in this process, excluding time queued behind other work. */
export type ExtensionStartup = {
  readonly status: "loaded" | "failed";
  readonly totalMs: number;
  readonly phases: readonly {
    readonly name: "import" | "frontend" | "install";
    readonly durationMs: number;
    readonly source?: FrontendSource;
  }[];
};