feat: Implement rest api endpoint to test step

packages/backend/test/mocks/rest/api/v1/steps/test-step.js

@@ -0,0 +1,34 @@
+const testStepMock = async (step, lastExecutionStep) => {
+  const data = {
+    id: step.id,
+    appKey: step.appKey,
+    key: step.key,
+    iconUrl: step.iconUrl,
+    lastExecutionStep: {
+      id: lastExecutionStep.id,
+      status: lastExecutionStep.status,
+      dataIn: lastExecutionStep.dataIn,
+      dataOut: lastExecutionStep.dataOut,
+      errorDetails: lastExecutionStep.errorDetails,
+      createdAt: lastExecutionStep.createdAt.getTime(),
+      updatedAt: lastExecutionStep.updatedAt.getTime(),
+    },
+    parameters: step.parameters,
+    position: step.position,
+    status: step.status,
+    type: step.type,
+  };
+
+  return {
+    data: data,
+    meta: {
+      count: 1,
+      currentPage: null,
+      isArray: false,
+      totalPages: null,
+      type: 'Step',
+    },
+  };
+};
+
+export default testStepMock;