feat: add reminders page, BMad skills upgrade, MCP server refactor

- Add reminders page with navigation support
- Upgrade BMad builder module to skills-based architecture
- Refactor MCP server: extract tools and auth into separate modules
- Add connections cache, custom AI provider support
- Update prisma schema and generated client
- Various UI/UX improvements and i18n updates
- Add service worker for PWA support

Made-with: Cursor

keep-notes/components/admin-metrics.tsx

@@ -2,6 +2,7 @@
 
 import { Card } from '@/components/ui/card'
 import { cn } from '@/lib/utils'
+import { useLanguage } from '@/lib/i18n'
 
 export interface MetricItem {
   title: string
@@ -19,6 +20,8 @@ export interface AdminMetricsProps {
 }
 
 export function AdminMetrics({ metrics, className }: AdminMetricsProps) {
+  const { t } = useLanguage()
+
   return (
     <div
       className={cn(
@@ -52,7 +55,7 @@ export function AdminMetrics({ metrics, className }: AdminMetricsProps) {
                     {metric.trend.isPositive ? '↑' : '↓'} {Math.abs(metric.trend.value)}%
                   </span>
                   <span className="text-xs text-gray-500 dark:text-gray-400">
-                    vs last period
+                    {t('admin.metrics.vsLastPeriod')}
                   </span>
                 </div>
               )}