fix: tighten sharing and shadcn composition

src/modules/calendar/manifest.tsx

@@ -2,6 +2,8 @@ import type { ModuleManifest, WidgetContext } from "../_core/module";
 import { z } from "zod";
 import { listCalendars, listEvents, searchCalendars, searchEvents } from "./server/queries";
 import {
+  canShareCalendar,
+  canShareEvent,
   loadCalendarForShare,
   loadEventForShare,
   type CalendarShareData,
@@ -150,7 +152,8 @@ const manifest: ModuleManifest = {
       share: { canShare: true, defaultCapabilities: ["read"] },
       search: { search: searchCalendars },
       resolveUrl: (id) => `/calendar?id=${id}`,
-      loadForShare: (id) => loadCalendarForShare(id),
+      canShareEntity: canShareCalendar,
+      loadForShare: loadCalendarForShare,
       renderSharedView: ({ data }) => <CalendarSharedView data={data as CalendarShareData} />,
       renderActivity: (entry) => {
         const name = entry.payload?.name as string | undefined;
@@ -166,7 +169,8 @@ const manifest: ModuleManifest = {
       reminder: { canRemind: true },
       search: { search: searchEvents },
       resolveUrl: (id) => `/calendar/events/${id}`,
-      loadForShare: (id) => loadEventForShare(id),
+      canShareEntity: canShareEvent,
+      loadForShare: loadEventForShare,
       renderSharedView: ({ data }) => <EventSharedView data={data as EventShareData} />,
       renderActivity: (entry) => {
         const title = entry.payload?.title as string | undefined;