providers: add preview for mappings (#4254)

* preview

Signed-off-by: Jens Langhammer <jens.langhammer@beryju.org>

* web/admin: show provider page on application page

Signed-off-by: Jens Langhammer <jens.langhammer@beryju.org>

* use oauth2 end session url instead of direct interface

Signed-off-by: Jens Langhammer <jens.langhammer@beryju.org>

* dont show provider page on application page for now

Signed-off-by: Jens Langhammer <jens.langhammer@beryju.org>

* add UI for preview

Signed-off-by: Jens Langhammer <jens.langhammer@beryju.org>

* translate and release notes

Signed-off-by: Jens Langhammer <jens.langhammer@beryju.org>

* fix lint

Signed-off-by: Jens Langhammer <jens.langhammer@beryju.org>

* separate saml api files

Signed-off-by: Jens Langhammer <jens.langhammer@beryju.org>

* add api tests

Signed-off-by: Jens Langhammer <jens.langhammer@beryju.org>

Signed-off-by: Jens Langhammer <jens.langhammer@beryju.org>

web/src/elements/Diagram.ts

@@ -35,7 +35,7 @@ export class Diagram extends AKElement {
         const matcher = window.matchMedia("(prefers-color-scheme: light)");
         const handler = (ev?: MediaQueryListEvent) => {
             mermaid.initialize({
-                logLevel: "error",
+                logLevel: 3,
                 startOnLoad: false,
                 theme: ev?.matches || matcher.matches ? "default" : "dark",
                 flowchart: {