fix more missing optional chainings

.changeset/real-rings-live.md

@@ -0,0 +1,5 @@
+---
+"@contentstech/stackflow-plugin-omniflow": patch
+---
+
+Fix more missing optional chainings

package.json

@@ -34,9 +34,7 @@
 		"solid-js": "^1.9.2",
 		"typescript": "^5.6.3"
 	},
-	"files": [
-		"dist"
-	],
+	"files": ["dist"],
 	"license": "MIT",
 	"packageManager": "[email protected]+sha512.cce0f9de9c5a7c95bef944169cc5dfe8741abfb145078c0d508b868056848a87c81e626246cb60967cbd7fd29a6c062ef73ff840d96b3c86c40ac92cf4a813ee"
 }

src/index.tsx

@@ -9,7 +9,6 @@ import type {
 } from "@stackflow/config";
 import { id } from "@stackflow/core";
 import { type Plugin as SerovalPlugin, deserialize, serialize } from "seroval";
-import { createMemo } from "solid-js";
 import { Dynamic } from "solid-js/web";
 import { ChildProvider } from "./child.js";
 
@@ -113,7 +112,7 @@ export function omniflow<ActivityName extends string>({
 			if (topActivity) {
 				const topEnvOptions = getEnvOptions(topActivity.name);
 				if (
-					(topEnvOptions?.subview.children as string[]).includes(
+					(topEnvOptions?.subview.children as string[] | undefined)?.includes(
 						actionParams.activityName,
 					)
 				) {