# ===== Caddy / ACME / DNS =====
ACME_EMAIL=<ACME_EMAIL>
DOMAIN=<YOUR_DOMAIN>

# Cloudflare (可选其一)
CLOUDFLARE_API_TOKEN=<CLOUDFLARE_API_TOKEN>
CF_API_TOKEN=<CLOUDFLARE_API_TOKEN>

# 阿里云 (可选其一)
ALIYUN_ACCESS_KEY_ID=<ALIYUN_ACCESS_KEY_ID>
ALIYUN_ACCESS_KEY_SECRET=<ALIYUN_ACCESS_KEY_SECRET>

# (L4 模式可选) 指定需要直达 L4 转发的 SNI
DERPER_HOST=<DERPER_HOSTNAME>