chore: open carbon modal when creating agent from scratch (#40477)

<!-- This is an auto-generated comment: release notes by coderabbit.ai
-->

## Summary by CodeRabbit

- **New Features**
- The "Carbon" modal now opens automatically when importing certain
templates.
- Feature-flagged integrations can be enabled during template import if
applicable.

- **Bug Fixes**
  - No bug fixes included in this release.

<!-- end of auto-generated comment: release notes by coderabbit.ai -->

app/client/src/ee/actions/aiAgentActions.ts

@@ -7,3 +7,17 @@ export const setCreateAgentModalOpen = ({ isOpen }: { isOpen: boolean }) => ({
   type: "",
   payload: { isOpen },
 });
+
+export const openCarbonModal = ({ shouldOpen }: { shouldOpen: boolean }) => ({
+  type: "",
+  payload: { shouldOpen },
+});
+
+export const toggleFCIntegrations = ({
+  isEnabled,
+}: {
+  isEnabled: boolean;
+}) => ({
+  type: "",
+  payload: { isEnabled },
+});

app/client/src/sagas/TemplatesSagas.ts

@@ -46,8 +46,13 @@ import {
 import { validateResponse } from "./ErrorSagas";
 import { failFastApiCalls } from "./InitSagas";
 import { getAllPageIdentities } from "./selectors";
-import { setCreateAgentModalOpen } from "ee/actions/aiAgentActions";
+import {
+  openCarbonModal,
+  setCreateAgentModalOpen,
+  toggleFCIntegrations,
+} from "ee/actions/aiAgentActions";
 import { getIsAiAgentFlowEnabled } from "ee/selectors/aiAgentSelectors";
+import { getTemplatesByFlagSelector } from "selectors/templatesSelectors";
 
 const isAirgappedInstance = isAirgapped();
 const AI_DATASOURCE_NAME = "AI Datasource";
@@ -79,6 +84,9 @@ function* importTemplateToWorkspaceSaga(
   action: ReduxAction<{ templateId: string; workspaceId: string }>,
 ) {
   const isAiAgentFlowEnabled: boolean = yield select(getIsAiAgentFlowEnabled);
+  const templates: ReturnType<typeof getTemplatesByFlagSelector> = yield select(
+    getTemplatesByFlagSelector,
+  );
 
   try {
     const response: ImportTemplateResponse = yield call(
@@ -102,6 +110,15 @@ function* importTemplateToWorkspaceSaga(
       });
 
       if (isAiAgentFlowEnabled) {
+        const isScratchTemplate = templates.find(
+          (template) => template.title === "AI Agent",
+        );
+
+        if (isScratchTemplate) {
+          yield put(openCarbonModal({ shouldOpen: true }));
+          yield put(toggleFCIntegrations({ isEnabled: true }));
+        }
+
         yield put(setCreateAgentModalOpen({ isOpen: false }));
       }