diff --git a/src/components/__tests__/delegated-write-affordances.test.tsx b/src/components/__tests__/delegated-write-affordances.test.tsx
index ae1f4e03d..10f672f5a 100644
--- a/src/components/__tests__/delegated-write-affordances.test.tsx
+++ b/src/components/__tests__/delegated-write-affordances.test.tsx
@@ -18,9 +18,16 @@
  *     read-only legs for the intake row and the card menu go red.
  *   - `DeleteButton` dropping its `canManage` bail → "no row delete inside
  *     somebody else's record" goes red.
+ *   - `TodayHero` passing `onDismiss` / `onAction` unconditionally → the rail
+ *     legs go red, printing the dismiss control and the check-in buttons.
+ *   - `VorsorgeDashboardCard` dropping its `canManage` bail → the mark-done
+ *     leg goes red.
+ *   - `EpisodeDocumentsCard` dropping its `canManage` bail → the link +
+ *     upload leg goes red.
  */
 import { describe, expect, it, vi } from "vitest";
 import { renderToStaticMarkup } from "react-dom/server";
+import { QueryClient, QueryClientProvider } from "@tanstack/react-query";
 
 import { I18nProvider } from "@/lib/i18n/context";
 import type { AccountAccess } from "@/lib/sharing/account-access-view";
@@ -59,7 +66,9 @@ vi.mock("@/hooks/use-auth", () => ({
       email: null,
       role: "USER",
       avatarUrl: null,
-      modules: {},
+      // The episode-documents card renders only for an account with the
+      // vault switched on; every other surface here ignores the map.
+      modules: { inboundDocuments: true },
       accountAccess: mockAccessRef.value,
     },
     isAuthenticated: true,
@@ -68,16 +77,56 @@ vi.mock("@/hooks/use-auth", () => ({
   }),
 }));
 
+// The Vorsorge summary pushes to the check-in page for a screening reminder.
+// Nothing below clicks, so a stub router is enough to let it mount.
+vi.mock("next/navigation", () => ({
+  useRouter: () => ({ push: vi.fn(), replace: vi.fn() }),
+  usePathname: () => "/",
+  useSearchParams: () => new URLSearchParams(),
+}));
+
+// Never resolves inside the synchronous render, so every query below stays
+// pending and each component paints its own loading branch. The controls this
+// file is about live outside that branch.
+vi.mock("@/lib/api/api-fetch", () => ({
+  apiGet: () => new Promise(() => {}),
+  apiPost: () => new Promise(() => {}),
+  apiPut: () => new Promise(() => {}),
+  apiPatch: () => new Promise(() => {}),
+  apiDelete: () => new Promise(() => {}),
+}));
+
 import { DeleteButton } from "@/components/data-list/delete-button";
 import { SelectionActionBar } from "@/components/data-list/selection-action-bar";
 import { MedicationCardMenu } from "@/components/medications/medication-card-menu";
 import { MedicationIntakeActions } from "@/components/medications/card-parts/medication-intake-actions";
 import { visibleCaptureKinds } from "@/components/layout/capture-picker";
+import { TodayHero } from "@/components/daily/today-hero";
+import { VorsorgeDashboardCard } from "@/components/measurement-reminders/vorsorge-dashboard-card";
+import { EpisodeDocumentsCard } from "@/components/documents/episode-documents-card";
+import { queryKeys } from "@/lib/query-keys";
+import type { DailyDigest } from "@/lib/daily/digest";
+import type { MeasurementReminder } from "@/hooks/use-measurement-reminders";
 
-function render(access: AccountAccess, node: React.ReactNode): string {
+function render(
+  access: AccountAccess,
+  node: React.ReactNode,
+  /**
+   * Seed the cache a query-backed component reads, so it paints its populated
+   * branch inside a synchronous render instead of its skeleton. Cheaper and
+   * truer than mocking the hook: the component under test is the real one.
+   */
+  seed?: (client: QueryClient) => void,
+): string {
   mockAccessRef.value = access;
+  const queryClient = new QueryClient({
+    defaultOptions: { queries: { retry: false } },
+  });
+  seed?.(queryClient);
   return renderToStaticMarkup(
-    <I18nProvider initialLocale="en">{node}</I18nProvider>,
+    <QueryClientProvider client={queryClient}>
+      <I18nProvider initialLocale="en">{node}</I18nProvider>
+    </QueryClientProvider>,
   );
 }
 
@@ -167,6 +216,143 @@ describe("the medication card menu", () => {
   });
 });
 
+/* -------------------------------------------------------------------------- */
+/* The Today rail                                                             */
+/* -------------------------------------------------------------------------- */
+
+const DIGEST: DailyDigest = {
+  generatedAt: "2026-08-03T06:00:00.000Z",
+  phase: "final",
+  sleepPending: false,
+  score: null,
+  topSignal: null,
+  briefingLead: "A steady week so far.",
+  line: "A steady week so far.",
+  justIn: null,
+  reactionLine: null,
+  worthALook: [
+    {
+      kind: "milestone",
+      itemKey: "milestone:steps-10k",
+      title: "Ten thousand steps",
+      actions: [],
+    },
+    {
+      kind: "coach_checkin",
+      title: "Still worth keeping?",
+      actions: [
+        {
+          labelKey: "daily.action.checkinKeep",
+          intent: "coach.plan.keep:plan-1",
+        },
+        {
+          labelKey: "daily.action.viewCheckups",
+          intent: "checkup.view",
+          href: "/checkups",
+        },
+      ],
+    },
+  ],
+};
+
+describe("the Today rail's mutating affordances", () => {
+  const node = <TodayHero digest={DIGEST} />;
+
+  it("offers the dismiss and the check-in answer in the caller's own record", () => {
+    const html = render(OWN_RECORD, node);
+    expect(html).toContain('data-slot="priority-card-dismiss"');
+    expect(html).toContain("Keep it");
+  });
+
+  it("withholds both inside somebody else's record, at either level", () => {
+    // Dismissing an observation and answering a coach check-in are neither of
+    // them an admitted create, and both write through routes that resolve the
+    // CALLER — so a delegate tapping either would file it against their own
+    // record if the route allowed it, and gets a 403 because it does not.
+    for (const access of [READ_ONLY, WRITABLE]) {
+      const html = render(access, node);
+      expect(html).not.toContain('data-slot="priority-card-dismiss"');
+      expect(html).not.toContain("Keep it");
+      // The rail itself stays: reading what is worth a look is the point of
+      // opening somebody's record, and the navigation action survives with it.
+      expect(html).toContain('data-slot="today-hero-rail"');
+      expect(html).toContain('href="/checkups"');
+    }
+  });
+});
+
+/* -------------------------------------------------------------------------- */
+/* Vorsorge                                                                   */
+/* -------------------------------------------------------------------------- */
+
+const REMINDER: MeasurementReminder = {
+  id: "rem-1",
+  label: "Dental check-up",
+  measurementType: null,
+  intervalDays: 180,
+  rrule: null,
+  anchorDate: null,
+  endsOn: null,
+  origin: "VORSORGE",
+  notifyHour: 9,
+  location: null,
+  nextDueAt: "2026-08-10T09:00:00.000Z",
+  lastSatisfiedAt: null,
+  enabled: true,
+  createdAt: "2026-01-01T00:00:00.000Z",
+  updatedAt: "2026-01-01T00:00:00.000Z",
+};
+
+describe("the Vorsorge summary's mark-done", () => {
+  const node = <VorsorgeDashboardCard />;
+  const seed = (client: QueryClient) =>
+    client.setQueryData(queryKeys.measurementReminders(), [REMINDER]);
+
+  it("is offered in the caller's own record", () => {
+    const html = render(OWN_RECORD, node, seed);
+    expect(html).toContain("Dental check-up");
+    expect(html).toContain("Done");
+  });
+
+  it("is absent inside somebody else's record, at either level", () => {
+    // `/checkups` already withheld this exact action; the dashboard summary
+    // offering it was the inconsistency that showed nobody had asked.
+    for (const access of [READ_ONLY, WRITABLE]) {
+      const html = render(access, node, seed);
+      expect(html).toContain("Dental check-up");
+      expect(html).not.toContain("Done");
+    }
+  });
+});
+
+/* -------------------------------------------------------------------------- */
+/* Documents on an illness episode                                            */
+/* -------------------------------------------------------------------------- */
+
+describe("linking a document to an illness episode", () => {
+  const node = <EpisodeDocumentsCard episodeId="ep-1" />;
+
+  it("offers the link and the upload in the caller's own record", () => {
+    const html = render(OWN_RECORD, node);
+    expect(html).toContain(">Link<");
+    expect(html).toContain("Upload");
+  });
+
+  it("offers neither inside somebody else's record, at either level", () => {
+    // Both write through `POST /api/documents/inbound/bulk`, which the vault
+    // gates on the same answer throughout — the episode side of the same link
+    // had no gate at all, and the upload deep-linked to a page whose own
+    // upload control is already withheld.
+    for (const access of [READ_ONLY, WRITABLE]) {
+      const html = render(access, node);
+      expect(html).not.toContain(">Link<");
+      expect(html).not.toContain("Upload");
+      // The card itself stays — reading the episode's documents is a read.
+      expect(html).toContain('data-slot="episode-documents-card"');
+    }
+  });
+});
+
 describe("the capture picker's kinds", () => {
   const ALL = ["measurement", "medication", "mood", "water"] as const;