feat(usage): add consented beta capabilities and gallery photo totals

frontend/src/features/settings/UsageCatalog.tsx

@@ -1,6 +1,6 @@
 import { useState } from 'react';
 import { useTranslation } from 'react-i18next';
-import catalog from './usageFeatures.v2.json';
+import catalog from './usageFeatures.v3.json';
 
 /** Local, static disclosure: opening it never contacts the collector. */
 export function UsageCatalog() {
@@ -12,6 +12,13 @@ export function UsageCatalog() {
     <details className="rounded border border-theme p-3">
       <summary className="cursor-pointer font-semibold">{t('productUsage.catalogTitle')}</summary>
       <p className="my-3 text-sm">{t('productUsage.catalogExplanation')}</p>
+      <section className="my-3 space-y-2 text-sm">
+        <h4 className="font-semibold">{t('productUsage.inventoryTitle')}</h4>
+        <p>{t('productUsage.inventoryExplanation')}</p>
+        {Object.keys(catalog.inventory).map((key) => <p key={key}>
+          <strong>{t(`productUsage.inventory.${key}.name`)}</strong>: {t(`productUsage.inventory.${key}.description`)}
+        </p>)}
+      </section>
       <label className="block text-sm">
         {t('productUsage.catalogSearch')}
         <input type="search" value={search} onChange={(e) => setSearch(e.target.value)}

frontend/src/features/settings/__tests__/ProductUsageTab.test.tsx

@@ -72,7 +72,7 @@ afterEach(cleanup);
 it('shows every v2 signal locally before participation, without collector calls', async () => {
   mount();
   await screen.findByText('productUsage.catalogTitle');
-  expect(screen.getAllByRole('heading', { level: 4, hidden: true })).toHaveLength(73);
+  expect(screen.getAllByRole('heading', { level: 4, hidden: true })).toHaveLength(87);
   expect(service.enable).not.toHaveBeenCalled();
   expect(service.preview).not.toHaveBeenCalled();
   expect(service.upgradeConsent).not.toHaveBeenCalled();