Copy role on move (#15745)

* feat(backend): copyOnMoveAccount

* feat(endpoints): copyOnMoveAccount

* feat(frontend): copyOnMoveAccount

* docs(changelog): アカウントのマイグレーション時に古いアカウントからロールをコピーできるようになりました。

* fix: spdx header for migration

* Update locales/ja-JP.yml

* copyOnMoveAccount -> preserveAssignmentOnMoveAccount

* fix: check for preserveAssignmentOnMoveAccount

---------

Co-authored-by: syuilo <4439005+syuilo@users.noreply.github.com>

packages/backend/src/models/Role.ts

@@ -248,6 +248,11 @@ export class MiRole {
 	})
 	public isExplorable: boolean;
 
+	@Column('boolean', {
+		default: false,
+	})
+	public preserveAssignmentOnMoveAccount: boolean;
+
 	@Column('boolean', {
 		default: false,
 	})

packages/backend/src/models/json-schema/role.ts

@@ -389,6 +389,11 @@ export const packedRoleSchema = {
 					optional: false, nullable: false,
 					example: false,
 				},
+				preserveAssignmentOnMoveAccount: {
+					type: 'boolean',
+					optional: false, nullable: false,
+					example: false,
+				},
 				canEditMembersByModerator: {
 					type: 'boolean',
 					optional: false, nullable: false,