feat: Implement get step connection API endpoint

packages/backend/src/routes/api/v1/steps.js

@@ -0,0 +1,16 @@
+import { Router } from 'express';
+import asyncHandler from 'express-async-handler';
+import { authenticateUser } from '../../../helpers/authentication.js';
+import { authorizeUser } from '../../../helpers/authorization.js';
+import getConnectionAction from '../../../controllers/api/v1/steps/get-connection.js';
+
+const router = Router();
+
+router.get(
+  '/:stepId/connection',
+  authenticateUser,
+  authorizeUser,
+  asyncHandler(getConnectionAction)
+);
+
+export default router;

packages/backend/src/routes/index.js

@@ -9,6 +9,7 @@ import paymentRouter from './api/v1/payment.ee.js';
 import appAuthClientsRouter from './api/v1/app-auth-clients.js';
 import appConfigsRouter from './api/v1/app-configs.ee.js';
 import flowsRouter from './api/v1/flows.js';
+import stepsRouter from './api/v1/steps.js';
 import appsRouter from './api/v1/apps.js';
 import connectionsRouter from './api/v1/connections.js';
 import executionsRouter from './api/v1/executions.js';
@@ -30,6 +31,7 @@ router.use('/api/v1/payment', paymentRouter);
 router.use('/api/v1/app-auth-clients', appAuthClientsRouter);
 router.use('/api/v1/app-configs', appConfigsRouter);
 router.use('/api/v1/flows', flowsRouter);
+router.use('/api/v1/steps', stepsRouter);
 router.use('/api/v1/apps', appsRouter);
 router.use('/api/v1/connections', connectionsRouter);
 router.use('/api/v1/executions', executionsRouter);