/**
 * Check if the current directory's .env contains vess:// references.
 * If so and the command is not a safe wrapper, output an additionalContext
 * JSON to stdout for Claude Code's PreToolUse hook contract.
 */
export declare function runHookCheckEnv(command?: string): Promise<void>;
/**
 * CLI entry point: reads stdin for the tool input JSON from Claude Code,
 * extracts the command, and runs the check.
 */
export declare function runHookCheckEnvFromStdin(): Promise<void>;
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