Updated Fetching pages with WebDriver (markdown)

Fetching-pages-with-WebDriver.md

@@ -22,4 +22,12 @@ The backend can be configured to fetch pages via Chrome using the built in [WebD
 
 Then visit `/settings` and `[Fetching]` tab and enable the WebDriver/Chrome option
 
-The URL for the WebDriver interface is set with the `WEBDRIVER_URL` environment variable (`http://browser-chrome:4444/wd/hub` by default)
+The URL for the WebDriver interface is set with the `WEBDRIVER_URL` environment variable (`http://browser-chrome:4444/wd/hub` by default)
+
+#### There's a few things left todo
+
+* Make tests use the full docker stack with the chromedriver + relevant settings
+* Lower the number of workers (make it configurable per backend?) 10 is too many (is it?), but this is totally fine for requests/plaintext
+* Some kind of dom-wait-until-fully loaded or other
+* Handle failures better (better feedback so we know if its from chromedriver, or from the website)
+* Save last screenshot?