feat: usage

src/locales/en-US/dashboard.ts

@@ -31,5 +31,6 @@ export default {
   'dashboard.usage.export.date': 'Date',
   'dashboard.usage.datePicker.last7days': 'Last 7 Days',
   'dashboard.usage.datePicker.last30days': 'Last 30 Days',
-  'dashboard.usage.datePicker.last60days': 'Last 60 Days'
+  'dashboard.usage.datePicker.last60days': 'Last 60 Days',
+  'dashboard.usage.datePicker.last90days': 'Last 90 Days'
 };

src/locales/en-US/menu.ts

@@ -19,6 +19,7 @@ export default {
   'menu.models.providers': 'Providers',
   'menu.models.instances': 'Instances',
   'menu.models.routes': 'Routes',
+  'menu.models.usage': 'Usage',
   'menu.modelCatalog': 'Catalog',
   'menu.resources': 'Resources',
   'menu.apikeys': 'API Keys',