const course = await request("/courses", "POST", {
  format: "lti",
  connection_id: tool.id,
  launch_url: "https://tool.example/activities/practice",
  title: "Practice activity",
  custom_parameters: { activity: "practice" },
  passing_score: 80,
  shareable: false
});
console.log(course.course_id); // Ready immediately.

const session = await request("/courses/" + course.course_id + "/sessions", "POST", {
  user: { name: "John Doe", email: "john@example.com" },
  origin: "https://lms.example.com",
  attempt_mode: "resume"
});
// Give only session.launch_token to this learner’s authorized browser.