Get Current User Profile

GET /api/users/me
Authorization: Bearer ACCESS_TOKEN

{
  "id": "user-id",
  "email": "user@example.com",
  "name": "User Name",
  "avatar_url": "https://example.com/avatar.jpg",
  "created_at": "2023-01-15T12:00:00Z",
  "updated_at": "2023-03-20T09:30:00Z",
  "settings": {
    "theme": "dark",
    "language": "en-US",
    "notifications": {
      "email": true,
      "push": true
    }
  }
}