feat: Add DisableLoadExtensionCommandLineSwitch flag to Chromium runner (#1698)

docs/guide/essentials/config/browser-startup.md

@@ -8,16 +8,6 @@ outline: deep
 
 During development, WXT uses [`web-ext` by Mozilla](https://www.npmjs.com/package/web-ext) to automatically open a browser window with your extension installed.
 
-:::danger
-Chrome 137 removed support for the `--load-extension` CLI flag, which WXT relied on to open the browser with an extension installed. So this feature will not work for Chrome.
-
-You have two options:
-
-1. Install [Chrome for Testing](https://developer.chrome.com/blog/chrome-for-testing/) (which still supports the `--load-extension` flag) and [point the `chrome` binary to it](#set-browser-binaries), or
-2. [Disable this feature](#disable-opening-browser) and manually load your extension
-
-:::
-
 ## Config Files
 
 You can configure browser startup in 3 places:

packages/wxt/src/core/runners/web-ext.ts

@@ -55,6 +55,7 @@ export function createWebExtRunner(): ExtensionRunner {
               ),
               args: [
                 '--unsafely-disable-devtools-self-xss-warnings',
+                '--disable-features=DisableLoadExtensionCommandLineSwitch',
                 ...(wxtUserConfig?.chromiumArgs ?? []),
               ],
             }),