feat: add Storybook component explorer

src/lib/ui/stories/DashboardOnePager.stories.svelte

@@ -0,0 +1,18 @@
+<script module lang="ts">
+  import { defineMeta } from "@storybook/addon-svelte-csf";
+  import DashboardFrame from "../components/DashboardFrame.svelte";
+  import { fullCompositionDashboard } from "./story-data";
+
+  const { Story } = defineMeta({
+    title: "Composition/DashboardOnePager",
+    component: DashboardFrame,
+    tags: ["autodocs"],
+  });
+</script>
+
+<Story name="Desktop Generic Dashboard" args={{ dashboard: fullCompositionDashboard }} />
+<Story name="Mobile Generic Dashboard" asChild>
+  <div style="max-width: 390px">
+    <DashboardFrame dashboard={fullCompositionDashboard} />
+  </div>
+</Story>