import type { DiagnosticSection } from "./_types.js";
export declare function checkEnvironment(): DiagnosticSection;
/** Compares dotted versions; returns negative when a < b. */
/** Reads pi's user-level package list (read-only) and verifies the subagent
 *  extension senai depends on: present, new enough, and not shadowed by
 *  dead entries or competing providers. */
export declare function checkSubagentExtension(): DiagnosticSection;
/** Leftover helper scripts (tmp_*.sh / tmp_*.ts) in the project root or run
 *  directories — debris from subagent heredoc workarounds. */
export declare function checkStrayFiles(cwd: string): DiagnosticSection;
export declare function checkSecretScan(cwd: string): DiagnosticSection;