merge: Add PatternFly 4 web interface (#161)

This pull requests adds the new web interface based on the PatternFly 4 design framework.
This framework enables us to develop more quickly the interfaces necessary in OpenDC. 

* Remove the OpenDC landing page from the web interface module
* Add support for the PatternFly 4 framework in Next.js
* Relax topology schema requirements
* Migrate UI components to PatternFly 4

1 files changed, 3 insertions, 5 deletions

diff --git a/opendc-web/opendc-web-ui/src/auth.js b/opendc-web/opendc-web-ui/src/auth.js
index 96417e67..e670476c 100644
--- a/opendc-web/opendc-web-ui/src/auth.js
+++ b/opendc-web/opendc-web-ui/src/auth.js
@@ -23,7 +23,6 @@
 import PropTypes from 'prop-types'
 import { Auth0Provider, useAuth0 } from '@auth0/auth0-react'
 import { useEffect } from 'react'
-import { useRouter } from 'next/router'
 
 /**
  * Obtain the authentication context.
@@ -37,14 +36,13 @@ export function useAuth() {
  */
 export function useRequireAuth() {
     const auth = useAuth()
-    const router = useRouter()
-    const { isLoading, isAuthenticated } = auth
+    const { loginWithRedirect, isLoading, isAuthenticated } = auth
 
     useEffect(() => {
         if (!isLoading && !isAuthenticated) {
-            router.replace('/')
+            loginWithRedirect()
         }
-    }, [router, isLoading, isAuthenticated])
+    }, [loginWithRedirect, isLoading, isAuthenticated])
 
     return auth
 }