Merge branch 'main' into fix/escape-hatches-sandbox

Author: DeveloperViraj

public/images/docs/diagrams/19_2_batching_after.dark.png

@@ -35,8 +35,8 @@ root.render(
           eject: 'react-scripts eject',
         },
         dependencies: {
-          react: '^19.1.0',
-          'react-dom': '^19.1.0',
+          react: '^19.2.0',
+          'react-dom': '^19.2.0',
           'react-scripts': '^5.0.0',
         },
       },

public/images/docs/diagrams/19_2_batching_after.png

@@ -56,8 +56,8 @@ export default function formatHTML(markup) {
 const packageJSON = `
 {
   "dependencies": {
-    "react": "18.3.0-canary-6db7f4209-20231021",
-    "react-dom": "18.3.0-canary-6db7f4209-20231021",
+    "react": "^19.2.0",
+    "react-dom": "^19.2.0",
     "react-scripts": "^5.0.0",
     "html-format": "^1.1.2"
   },

public/images/docs/diagrams/19_2_batching_before.dark.png

@@ -18,11 +18,9 @@ In React Labs posts, we write about projects in active research and development.
 
 <Note>
 
-React Conf 2025 is scheduled for October 7–8 in Henderson, Nevada! 
+React Conf 2025 is scheduled for October 7–8 in Henderson, Nevada!
 
-We're looking for speakers to help us create talks about the features covered in this post. If you're interested in speaking at ReactConf, [please apply here](https://forms.reform.app/react-conf/call-for-speakers/) (no talk proposal required).
-
-For more info on tickets, free streaming, sponsoring, and more, see [the React Conf website](https://conf.react.dev).
+Watch the livestream on [the React Conf website](https://conf.react.dev).
 
 </Note>
 
@@ -11544,7 +11542,7 @@ Try searching for a video, selecting it, and clicking "back":
 <Sandpack>
 
 ```js src/App.js
-import { unstable_ViewTransition as ViewTransition, unstable_Activity as Activity } from "react"; import Details from "./Details"; import Home from "./Home"; import { useRouter } from "./router";
+import { unstable_ViewTransition as ViewTransition } from "react"; import Details from "./Details"; import Home from "./Home"; import { useRouter } from "./router";  import { unstable_Activity, Activity as ActivityStable} from 'react'; let Activity = ActivityStable ?? unstable_Activity;
 
 export default function App() {
   const { url } = useRouter();
@@ -12881,7 +12879,7 @@ With this update, if the content on the next page has time to pre-render, it wil
 <Sandpack>
 
 ```js src/App.js
-import { unstable_ViewTransition as ViewTransition, unstable_Activity as Activity, use } from "react"; import Details from "./Details"; import Home from "./Home"; import { useRouter } from "./router"; import {fetchVideos} from './data'
+import { unstable_ViewTransition as ViewTransition, use } from "react"; import Details from "./Details"; import Home from "./Home"; import { useRouter } from "./router"; import {fetchVideos} from './data';  import { unstable_Activity, Activity as ActivityStable} from 'react'; let Activity = ActivityStable ?? unstable_Activity;
 
 export default function App() {
   const { url } = useRouter();