feat(core): Add MFA (#4767)

https://linear.app/n8n/issue/ADO-947/sync-branch-with-master-and-fix-fe-e2e-tets

---------

Co-authored-by: कारतोफ्फेलस्क्रिप्ट™ <aditya@netroy.in>

packages/cli/src/databases/entities/User.ts

@@ -96,6 +96,15 @@ export class User extends WithTimestamps implements IUser {
 	@Index({ unique: true })
 	apiKey?: string | null;
 
+	@Column({ type: Boolean, default: false })
+	mfaEnabled: boolean;
+
+	@Column({ type: String, nullable: true, select: false })
+	mfaSecret?: string | null;
+
+	@Column({ type: 'simple-array', default: '', select: false })
+	mfaRecoveryCodes: string[];
+
 	/**
 	 * Whether the user is pending setup completion.
 	 */