update website via GitHub Actions

Author: tomkralidis

404.html

@@ -0,0 +1,29 @@
+-------------------------------------------------------------------------------
+Third-Party licenses
+-------------------------------------------------------------------------------
+
+Package: clipboard@2.0.11
+License: MIT
+Copyright: Zeno Rocha
+
+-------------------------------------------------------------------------------
+
+Package: escape-html@1.0.3
+License: MIT
+Copyright: 2012-2013 TJ Holowaychuk
+           2015 Andreas Lubbe
+           2015 Tiancheng "Timothy" Gu
+
+-------------------------------------------------------------------------------
+
+Package: focus-visible@5.2.1
+License: W3C
+Copyright: WICG
+
+-------------------------------------------------------------------------------
+
+Package: rxjs@7.8.2
+License: Apache-2.0
+Copyright: 2015-2018 Google, Inc.,
+           2015-2018 Netflix, Inc.,
+           2015-2018 Microsoft Corp. and contributors