/** Installed package root — where `dist/` and `defaults/` live. Immutable code/assets,
 *  never write here. For user-mutable state use DATA_DIR. */
export declare const INSTALL_ROOT: string;
/** Default scaffold assets shipped with the package. Read-only at runtime;
 *  `cortex init` copies what users need from here into DATA_DIR. */
export declare const DEFAULTS_DIR: string;
/** @deprecated Use INSTALL_ROOT. Kept as alias during refactor. */
export declare const PACKAGE_ROOT: string;
/** @deprecated Use INSTALL_ROOT. Kept as alias during refactor. */
export declare const SERVER_ROOT: string;
/** @deprecated Use INSTALL_ROOT or DATA_DIR depending on intent. Alias during refactor. */
export declare const REPO_ROOT: string;
/** User data directory. Reads $CORTEX_HOME, falls back to ~/.cortex/. */
export declare const DATA_DIR: string;
/** Configuration files — .env, budget, mode, profiles, templates, etc. (DATA_DIR/config/). */
export declare const CONFIG_DIR: string;
/** Persistent store for runtime JSON state files (DATA_DIR/data/). */
export declare const STORE_DIR: string;
/** Research context root — OVERVIEW, decisions, projects, scans, user profile (DATA_DIR/context/). */
export declare const CONTEXT_DIR: string;
/** User project directory. Reads $CORTEX_PROJECTS_DIR, falls back to CONTEXT_DIR/projects/. */
export declare const PROJECTS_DIR: string;
/** Temporary workspace directory for thread artifacts, tool results, etc. */
export declare const WORKSPACE_DIR: string;
/** Resolve a UI-relative `workspace/…` path to an absolute path strictly inside WORKSPACE_DIR.
 *  The `workspace/` prefix is a stable UI-facing ALIAS for WORKSPACE_DIR's contents — it is NOT the
 *  directory's real basename (which is `tmp`). File cards (attachments/outputs) are stored under
 *  `WORKSPACE_DIR/<sub>` and surfaced to the UI as `workspace/<sub>`; every consumer that turns such a
 *  relative path back into an absolute one MUST go through here so the alias resolves consistently
 *  (the divergent `path.join(WORKSPACE_DIR, '..', rel)` in agent-runner produced `<DATA_DIR>/workspace/…`,
 *  a non-existent path, once WORKSPACE_DIR moved from `workspace` to `tmp`).
 *  Returns null when the prefix is wrong or the resolved target escapes the workspace root. */
export declare function resolveWorkspaceRelPath(rel: string): string | null;
/** Plugin packages directory (DATA_DIR/plugins/). */
export declare const PLUGINS_DIR: string;
/** Prompt files directory — directives, systemPrompts, promptTemplates (DATA_DIR/prompts/). */
export declare const PROMPTS_DIR: string;
/** Claude Code hook scripts directory (DATA_DIR/hooks/). */
export declare const HOOKS_DIR: string;
/** Log files directory — server daily logs, event logs, session logs (DATA_DIR/logs/). */
export declare const LOGS_DIR: string;