[TASK] Add 404 and robots.txt

config/sites/my/config.yaml

@@ -20,5 +20,13 @@ languages:
     hreflang: en-US
     direction: ''
     flag: gb
-errorHandling: {  }
-routes: {  }
+errorHandling:
+  -
+    errorCode: '404'
+    errorHandler: Page
+    errorContentSource: 't3://page?uid=404'
+routes:
+  -
+    route: robots.txt
+    type: staticText
+    content: "User-agent: *\r\nDisallow: /typo3/\r\nDisallow: /fileadmin/\r\nAllow: /typo3/sysext/frontend/Resources/Public/*"