/**
 * `.aih/usage-record.mjs` — a tiny, dependency-free Node recorder. Hooks invoke it
 * as `node .aih/usage-record.mjs <tool> <kind> [name] [source|server]` and it
 * appends ONE JSON event to `.aih/usage.jsonl`. For `commit` it derives LOC from
 * `git show --numstat HEAD` itself, so the git hook stays a one-liner.
 */
export declare function usageRecorderScript(): string;
/**
 * `.git/hooks/post-commit` — the UNIVERSAL floor. Works for every AI tool (and
 * hand-written code) because it keys off the commit, not the agent. Records commit
 * activity (LOC/files) with no tool attribution and triggers the history snapshot
 * behind report trends. Never blocks the commit.
 */
export declare function gitPostCommitHook(): string;
/**
 * A CHAINABLE capture block to append to an EXISTING `post-commit` hook (aih never
 * overwrites a user's hook). Namespaced var, no `exit`, `|| true` everywhere — so it
 * slots into the middle of someone else's hook without short-circuiting or failing it.
 */
export declare function gitPostCommitChainSnippet(opts?: {
    usage?: boolean;
    track?: boolean;
}): string;