The code creates a new resource called "aws_alb_listener_rule" with the following configuration. The "aws_alb_listener_rule" resource has the following configuration:
description: "Rule for all ALBs"
This code creates a new rule for all ALBs. The "rule-1" rule has the following configuration:
This rule specifies that the ALB should be listed as a target for the "aws_alb_listener" resource.