ENGLISH·COURSE API
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    • The snapshot the server renders with: always empty, so the first client render agrees with it.

      Returns readonly {
          location: {
              courseSlug: string & $brand<"Slug">;
              moduleSlug: string & $brand<"Slug">;
              lessonId: string & $brand<"LessonId">;
          };
          watchedAt: number;
      }[]

      A stable empty array