| ⇢ | F | UserRepository added | |
| ⇢ | A | CourseRepository added | |
| ⇢ | A | AccessUrlRepository added | |
| ⇢ | A | IllustrationRepository added | |
| ⇢ | A | Version20201212203625 added | |
| ⇢ | A | PersonalFileRepository added | |
| F | ↛ | UserRepository removed | |
| A | ↛ | AccessUrlRepository removed | |
| A | ↛ | PersonalFileRepository removed | |
| A | ↛ | IllustrationRepository removed | |
| A | ↛ | CourseRepository removed |