refactor: move umami and sentry to server side

.env.production

@@ -12,7 +12,7 @@ NODE_ENV=production
 NEXT_PUBLIC_BASE_URL=https://klz-cables.com
 
 # Analytics (Umami)
-NEXT_PUBLIC_UMAMI_WEBSITE_ID=
+UMAMI_WEBSITE_ID=
 UMAMI_API_ENDPOINT=https://analytics.infra.mintel.me
 
 # Error Tracking (GlitchTip/Sentry)
@@ -26,15 +26,5 @@ MAIL_PASSWORD=
 MAIL_FROM=KLZ Cables <noreply@klz-cables.com>
 MAIL_RECIPIENTS=info@klz-cables.com
 
-# Strapi
-STRAPI_DATABASE_NAME=strapi
-STRAPI_DATABASE_USERNAME=strapi
-STRAPI_DATABASE_PASSWORD=
-APP_KEYS=
-API_TOKEN_SALT=
-ADMIN_JWT_SECRET=
-TRANSFER_TOKEN_SALT=
-JWT_SECRET=
-
 # Varnish Cache Size (optional)
 VARNISH_CACHE_SIZE=256m