# SEO Configuration - 站点地图和 SEO 配置
NEXT_PUBLIC_BASE_URL=https://your-domain.com
NEXT_PUBLIC_SITE_NAME=Eco Life
NEXT_PUBLIC_TWITTER_HANDLE=@ecolife

# Search Engine Verification - 搜索引擎验证
GOOGLE_SITE_VERIFICATION=your-google-verification-code
BING_SITE_VERIFICATION=your-bing-verification-code
YANDEX_SITE_VERIFICATION=your-yandex-verification-code
BAIDU_SITE_VERIFICATION=your-baidu-verification-code

# Analytics - 分析工具
GOOGLE_ANALYTICS_ID=GA-XXXXXXXXX
GOOGLE_TAG_MANAGER_ID=GTM-XXXXXXX

# Sitemap Configuration - 站点地图配置
SITEMAP_CACHE_DURATION=3600
SITEMAP_MAX_URLS=50000
SITEMAP_ENABLE_VALIDATION=true

# Development - 开发环境
NODE_ENV=production