feat: Implement create dynamic fields API endpoint

packages/backend/src/controllers/api/v1/steps/create-dynamic-fields.js

@@ -0,0 +1,17 @@
+import { renderObject } from '../../../../helpers/renderer.js';
+
+export default async (request, response) => {
+  const step = await request.currentUser.authorizedSteps
+    .clone()
+    .where('steps.id', request.params.stepId)
+    .whereNotNull('steps.app_key')
+    .first()
+    .throwIfNotFound();
+
+  const dynamicFields = await step.createDynamicFields(
+    request.body.dynamicFieldsKey,
+    request.body.parameters
+  );
+
+  renderObject(response, dynamicFields);
+};