chore: catch up Storybook preview, coverage, and story hygiene

Stories were throwing without AuthModal/CreateFlow providers, autodocs was a no-op, and several DS/create-flow screens had no stories.

stories/pages/PublishedStakeholdersPage.stories.js

@@ -0,0 +1,67 @@
+import { useEffect, useRef } from "react";
+import { PublishedStakeholdersManagePanel } from "../../app/(app)/create/screens/select/PublishedStakeholdersManagePanel";
+
+function StakeholdersFetchMock({ children }) {
+  const origRef = useRef(undefined);
+  if (origRef.current === undefined) {
+    origRef.current = globalThis.fetch;
+    globalThis.fetch = async (input, init) => {
+      const url =
+        typeof input === "string"
+          ? input
+          : input instanceof URL
+            ? input.href
+            : input.url;
+      if (url.includes("/stakeholders")) {
+        if (init?.method && init.method !== "GET") {
+          return new Response(JSON.stringify({ ok: true }), {
+            status: 200,
+            headers: { "Content-Type": "application/json" },
+          });
+        }
+        return new Response(JSON.stringify({ stakeholders: [] }), {
+          status: 200,
+          headers: { "Content-Type": "application/json" },
+        });
+      }
+      return origRef.current(input, init);
+    };
+  }
+  useEffect(() => {
+    return () => {
+      if (origRef.current) {
+        globalThis.fetch = origRef.current;
+      }
+    };
+  }, []);
+  return children;
+}
+
+export default {
+  title: "Pages/Create Flow/Published stakeholders",
+  component: PublishedStakeholdersManagePanel,
+  parameters: {
+    layout: "fullscreen",
+    docs: {
+      description: {
+        component:
+          "Manage invites on a published rule. Fetch is stubbed empty in this story.",
+      },
+    },
+  },
+  decorators: [
+    (Story) => (
+      <StakeholdersFetchMock>
+        <div className="min-h-screen bg-[var(--color-surface-default-primary)] p-8">
+          <Story />
+        </div>
+      </StakeholdersFetchMock>
+    ),
+  ],
+};
+
+export const Default = {
+  args: {
+    ruleId: "storybook-rule",
+  },
+};