Type Alias CourseIssue

CourseIssue:
    | {
        lessonId: string;
        prerequisiteId: string;
        type: "unknown-prerequisite";
    }
    | { lessonId: string; type: "self-prerequisite" }
    | { lessonIds: string[]; type: "prerequisite-cycle" }
    | { lessonId: string; type: "invalid-drip" }
    | { lessonId: string; type: "invalid-due" }
    | { id: string; type: "duplicate-id" }