// Ambient types for `pg` (node-postgres), which ships its types only via the separate `@types/pg`
// package. Rather than pull that in at tsc time, this declares the exact slice model-usage uses —
// the same precedent anthropic-manager sets for `tweetnacl-sealedbox-js` (a local ambient .d.ts,
// listed in tsconfig `include`, default-imported). The real `pg` is installed into the module's
// runtime image (package.json `dependencies`; novox/hq ADR 0052), so this types the code without
// deciding what runs.
declare module "pg" {
  /** A lazily-connecting connection pool. Only the connection string and two timeouts, one query form,
   *  and end() are used here. */
  export class Pool {
    constructor(config?: {
      connectionString?: string;
      /** How long a connection may take before the query fails (ms). */
      connectionTimeoutMillis?: number;
      /** How long a query may take before it fails, client side (ms). */
      query_timeout?: number;
    });
    query(text: string, params?: unknown[]): Promise<{ rows: any[]; rowCount: number }>;
    end(): Promise<void>;
  }
}