Cannot be determined for_each in rules variable of alb-listener module

[posquit0]

 > tf apply
╷
│ Error: Invalid for_each argument
│
│   on ../../modules/alb-listener/main.tf line 148, in resource "aws_lb_listener_rule" "this":
│  148:   for_each = {
│  149:     for rule in var.rules :
│  150:     rule.priority => rule
│  151:   }
│     ├────────────────
│     │ var.rules will be known only after apply
│
│ The "for_each" value depends on resource attributes that cannot be determined until apply, so Terraform cannot predict how many instances will be created. To work around this, use the -target argument to first apply only the resources that the for_each depends on.