import { INSTALL_ROOT, DEFAULTS_DIR, PACKAGE_ROOT, SERVER_ROOT, REPO_ROOT, DATA_DIR, CONFIG_DIR, STORE_DIR, CONTEXT_DIR, PROJECTS_DIR, WORKSPACE_DIR, resolveWorkspaceRelPath, PLUGINS_DIR, PROMPTS_DIR, HOOKS_DIR } from './paths.js';
/** Directories to skip during recursive filesystem scans */
declare const SKIP_DIRS: Set<string>;
declare function moduleDir(importMetaUrl: any): string;
declare function isMainModule(importMetaUrl: any): boolean;
declare function readableTimestamp(): string;
/** Split text into chunks of maxChunk chars, breaking at line boundaries.
 *  When hrSplitEvery > 0, also force a new chunk before the Nth horizontal
 *  rule (---) to avoid Slack's "Show full message" truncation. */
declare function chunkText(text: any, maxChunk?: number, hrSplitEvery?: number): any[];
/** Format seconds as compact human-readable duration (e.g. "5s", "2m 30s", "1m") */
declare function formatDurationCompact(seconds: any): string;
/** Today's date as ISO string (YYYY-MM-DD) */
declare function todayISO(): string;
/**
 * List subdirectories of PROJECTS_DIR that look like project folders.
 *
 * Filters out:
 *   - non-directories (e.g. top-level files like CORTEX.md, AGENTS.md that
 *     some users keep next to their projects/ tree)
 *   - dotfiles (.git, .obsidian, etc.)
 *
 * Returns [] if the directory does not exist or is unreadable.
 * Use this everywhere instead of `fs.readdirSync(PROJECTS_DIR)` to avoid
 * treating stray files as projects (would surface as ghost projects in
 * `cortex-task lock-status`, `stats`, id-assignment, etc.).
 */
declare function listProjectDirs(projectsDir?: string): string[];
/**
 * Resolve the npm global prefix that an installed CLI actually lives under.
 *
 * `npm install/update -g` targets npm's *configured* prefix. When Cortex was installed
 * with an explicit `--prefix ~/.npm-global` but no `prefix=` line was written to .npmrc,
 * npm falls back to the system prefix (/usr/lib/node_modules), which is root-owned:
 * self-update then dies with EACCES, and version probes report the package as missing.
 *
 * The installed binary is the ground truth — npm places it at `<prefix>/bin/<binName>`
 * next to `<prefix>/lib/node_modules`. Walk PATH, find the binary, derive the prefix.
 * `CORTEX_NPM_PREFIX` overrides. Returns null when nothing matches, so callers fall
 * back to a plain `-g` (npm's own resolution).
 */
declare function resolveNpmGlobalPrefix(binName: string, opts?: {
    pathEnv?: string;
    override?: string;
    exists?: (p: string) => boolean;
}): string | null;
/** Append `--prefix <resolved>` to an npm argv when a prefix could be resolved. */
declare function withNpmPrefix(args: string[], binName: string): string[];
/**
 * Sentinel ANTHROPIC_API_KEY value set when the gateway is healthy but no real key exists.
 * Its only purpose is to satisfy Claude Code's startup credential check on machines without
 * OAuth login — upstream auth is handled by the gateway's own configured keys. Anything that
 * treats ANTHROPIC_API_KEY as a real credential (gateway-generator discovery, saved-env
 * snapshots) must ignore this value.
 */
declare const GATEWAY_MANAGED_KEY_PLACEHOLDER = "cortex-gateway-managed";
export { INSTALL_ROOT, DEFAULTS_DIR, PACKAGE_ROOT, SERVER_ROOT, REPO_ROOT, DATA_DIR, CONFIG_DIR, STORE_DIR, CONTEXT_DIR, PROJECTS_DIR, WORKSPACE_DIR, resolveWorkspaceRelPath, PLUGINS_DIR, PROMPTS_DIR, HOOKS_DIR, SKIP_DIRS, GATEWAY_MANAGED_KEY_PLACEHOLDER, moduleDir, isMainModule, readableTimestamp, chunkText, formatDurationCompact, todayISO, listProjectDirs, resolveNpmGlobalPrefix, withNpmPrefix };