/**
 * @file
 *
 * Reads and queries the user's Obsidian local configuration (`obsidian.json`).
 *
 * Used by the CDP transport's **attach** mode (targeting an already-running,
 * user-scope Obsidian). Harness-owned isolated instances write their own
 * `obsidian.json` directly into a temporary user-data dir and do not use these
 * helpers.
 */
/**
 * Removes a vault entry from Obsidian's `obsidian.json` config file.
 *
 * @param vaultPath - The absolute path to the vault folder.
 * @returns `true` if the vault was found and removed, `false` otherwise.
 */
export declare function didRemoveVaultFromConfig(vaultPath: string): boolean;
/**
 * Returns the platform-specific path to the **user's** Obsidian config (user-data)
 * directory — `%APPDATA%\obsidian` on Windows, `~/Library/Application Support/obsidian`
 * on macOS, `$XDG_CONFIG_HOME/obsidian` (or `~/.config/obsidian`) on Linux.
 *
 * This is the user-scope directory; harness-owned isolated instances use their
 * own temporary user-data dir instead.
 *
 * @returns The absolute path to the `obsidian/` config directory.
 */
export declare function getObsidianConfigDirectory(): string;
/**
 * Returns the hex vault ID for a given vault path from Obsidian's registry.
 *
 * @param vaultPath - The absolute path to the vault folder.
 * @returns The vault ID, or `undefined` if the vault is not registered.
 */
export declare function getVaultId(vaultPath: string): string | undefined;
/**
 * Checks whether a vault path is registered in Obsidian's vault registry.
 *
 * @param vaultPath - The absolute path to the vault folder.
 * @returns `true` if the vault is registered, `false` otherwise.
 */
export declare function isVaultRegistered(vaultPath: string): boolean;