Merge remote-tracking branch 'origin/dev' into feature/own-learning-objects

# Conflicts:
#	backend/package.json
#	backend/src/config.ts
#	backend/src/controllers/learningObjects.ts
#	backend/src/controllers/learningPaths.ts
#	backend/src/data/content/attachment-repository.ts
#	backend/src/data/content/learning-object-repository.ts
#	backend/src/data/content/learning-path-repository.ts
#	backend/src/data/repositories.ts
#	backend/src/entities/content/learning-path.entity.ts
#	backend/src/exceptions.ts
#	backend/src/routes/learning-objects.ts
#	backend/src/services/learningObjects.ts
#	backend/src/services/learningPaths.ts
#	backend/src/util/apiHelper.ts
#	backend/src/util/envvars.ts
#	package-lock.json

backend/src/entities/assignments/submission.entity.ts

@@ -9,7 +9,10 @@ export class Submission {
     @PrimaryKey({ type: 'string' })
     learningObjectHruid!: string;
 
-    @Enum({ items: () => Language, primary: true })
+    @Enum({
+        items: () => Language,
+        primary: true,
+    })
     learningObjectLanguage!: Language;
 
     @PrimaryKey({ type: 'string' })
@@ -18,13 +21,18 @@ export class Submission {
     @PrimaryKey({ type: 'integer' })
     submissionNumber!: number;
 
-    @ManyToOne({ entity: () => Student })
+    @ManyToOne({
+        entity: () => Student,
+    })
     submitter!: Student;
 
     @Property({ type: 'datetime' })
     submissionTime!: Date;
 
-    @ManyToOne({ entity: () => Group, nullable: true })
+    @ManyToOne({
+        entity: () => Group,
+        nullable: true,
+    })
     onBehalfOf?: Group;
 
     @Property({ type: 'json' })