Method assertRootSafe

src/node/services/memoryService.ts:249–249

* Validate the root before use without creating it. Host-local roots currently * need no root-level checks; path containment is enforced per target.

()

   * need no root-level checks; path containment is enforced per target.
   */
  assertRootSafe(): Promise<void>;
  /** assertRootSafe + create the root if missing (write paths only). */
  ensureRoot(): Promise<void>;
  /** Relative paths of all non-dotfile files under the root, sorted. */