monitor.cert-expiry
How long a TLS certificate has left before its notAfter, and whether that is ok, a warning, critical or expired.
cert_expiry in RustTagged renewal
3 capabilities
subscriptions.invoice
A subscription renewal invoice: plan, add-ons and usage, coupon discounts by billing period, and VAT.
renewal_invoice in Rust
subscriptions.next-billing-date
The next renewal date after a given day, from a billing anchor and interval; month-end safe.
next_billing_date in Rust