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, 29 insertions, 0 deletions

diff --git a/opendc-web/opendc-web-ui/src/components/app/map/controls/Toolbar.module.scss b/opendc-web/opendc-web-ui/src/components/app/map/controls/Toolbar.module.scss
new file mode 100644
index 00000000..0d505acc
--- /dev/null
+++ b/opendc-web/opendc-web-ui/src/components/app/map/controls/Toolbar.module.scss
@@ -0,0 +1,29 @@
+.toolBar {
+    position: absolute;
+    bottom: var(--pf-global--spacer--md);
+    left: var(--pf-global--spacer--xl);
+}
+
+.control {
+    &:global(.pf-m-tertiary) {
+        margin-right: var(--pf-global--spacer--xs);
+        margin-top: var(--pf-global--spacer--xs);
+        background-color: var(--pf-global--BackgroundColor--100);
+        border: none;
+        border-radius: var(--pf-global--BorderRadius--sm);
+        box-shadow: var(--pf-global--BoxShadow--sm);
+
+        &:not(:global(.pf-m-disabled)) {
+            background-color: var(--pf-global--BackgroundColor--100);
+        }
+
+        &:after {
+            display: none;
+        }
+
+        &:hover {
+            border: none;
+            box-shadow: var(--pf-global--BoxShadow--md);
+        }
+    }
+}