Update to Inbu

{
  "description": "Start free Inburgering exam practice in ChatGPT with Inbu (KNM, Lezen, Luisteren, Spreken, Schrijven).",
  "included_files": [],
  "name": "inbu-get-started",
  "skill_md_contents": "---\nname: inbu-get-started\ndescription: Start free Inburgering exam practice in ChatGPT with Inbu (KNM, Lezen, Luisteren, Spreken, Schrijven).\n---\n\n# Get started with Inbu\n\nHelp the user reach a first successful free practice quickly.\n\n## Default path (new users)\n\n1. If they have not chosen an exam, call `list_exams` or ask which of KNM / Lezen / Luisteren / Spreken / Schrijven they want.\n2. Optionally call `get_quota` when they ask how many free lessons remain.\n3. Call `start_practice` with the exam slug.\n4. They answer in the practice widget; use `submit_answer` as the widget requires.\n\nOAuth is not required before the first free lesson.\n\n## Existing Inbu account\n\n1. Call `link_account_and_continue` (OAuth) to connect the account.\n2. Call `start_paid_practice` when their plan includes the exam.\n\n## After free quota\n\nFree limits: KNM 1 unique free lesson; other exams up to 5. When free remaining is 0 for the exam they named, `link_account_and_continue` with that exam_slug connects an Inbu account. Plan details may appear in the widget.\n"
}