feat(core): Add SSH key generation (#6006)

* basic prefs and ssh key generation

* review change

* cleanup save

* lint fix

packages/cli/test/integration/environments/VersionControl.test.ts

@@ -0,0 +1,38 @@
+import { Container } from 'typedi';
+import type { SuperAgentTest } from 'supertest';
+import type { User } from '@db/entities/User';
+import { License } from '@/License';
+import * as testDb from '../shared/testDb';
+import * as utils from '../shared/utils';
+import { VersionControlService } from '../../../src/environments/versionControl/versionControl.service.ee';
+
+let owner: User;
+let authOwnerAgent: SuperAgentTest;
+
+beforeAll(async () => {
+	Container.get(License).isVersionControlLicensed = () => true;
+	const app = await utils.initTestServer({ endpointGroups: ['versionControl'] });
+	owner = await testDb.createOwner();
+	authOwnerAgent = utils.createAuthAgent(app)(owner);
+});
+
+afterAll(async () => {
+	await testDb.terminate();
+});
+
+describe('GET /versionControl/preferences', () => {
+	test('should return Version Control preferences', async () => {
+		await Container.get(VersionControlService).generateAndSaveKeyPair();
+		await authOwnerAgent
+			.get('/versionControl/preferences')
+			.expect(200)
+			.expect((res) => {
+				return (
+					'privateKey' in res.body &&
+					'publicKey' in res.body &&
+					res.body.publicKey.includes('ssh-ed25519') &&
+					res.body.privateKey.includes('BEGIN OPENSSH PRIVATE KEY')
+				);
+			});
+	});
+});