web/flows: add more stories (#6444)

remove default example stories that were broken

currently only the dark theme works due to the way storybook includes CSS files in the iframe

Signed-off-by: Jens Langhammer <jens@goauthentik.io>

web/src/stories/interface.ts

@@ -0,0 +1,15 @@
+import { Interface } from "@goauthentik/app/elements/Base";
+
+import { customElement, property } from "lit/decorators.js";
+
+import { UiThemeEnum } from "@goauthentik/api";
+
+@customElement("ak-storybook-interface")
+export class StoryInterface extends Interface {
+    @property()
+    storyTheme: UiThemeEnum = UiThemeEnum.Dark;
+
+    async getTheme(): Promise<UiThemeEnum> {
+        return this.storyTheme;
+    }
+}