Merge pull request #21089 from patrickhlauke/v4-dev

Add Safari skip link bug and Firefox/Edge AT focus feature requests

docs/_data/browser-bugs.yml

@@ -1,3 +1,13 @@
+-
+  browser: >
+    Safari
+  summary: >
+    Link to container with id and tabindex results in container being ignored by VoiceOver (affects skip links)
+  upstream_bug: >
+    WebKit#163658
+  origin: >
+    Bootstrap#20732
+    
 -
   browser: >
     Edge

docs/_data/browser-features.yml

@@ -1,3 +1,23 @@
+-
+  browser: >
+    Edge
+  summary: >
+    Focusable elements should fire focus event / receive :focus styling when they receive Narrator/accessibility focus
+  upstream_bug: >
+    UserVoice#16717318
+  origin: >
+    Bootstrap#20732
+
+-
+  browser: >
+    Firefox
+  summary: >
+    When virtual focus is on a button or link, fire actual focus on the element, too
+  upstream_bug: >
+    Mozilla#1000082
+  origin: >
+    Bootstrap#20732
+    
 -
   browser: >
     Edge