/** Insert/replace `sha:` inside a spec's `prd_ref:` block, preserving the file's
 *  formatting (targeted line edit, not a YAML round-trip that would reflow the
 *  hand-tweaked spec). Returns the new text, or the original if there's no
 *  prd_ref/anchor to stamp. */
export declare function setPrdSha(text: string, hash: string): string;
export declare function trace(argv: string[], _cliVersion: string): Promise<void>;
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