Refactor DNS-config to make it easier to maintain

dns/main.tf

@@ -4,11 +4,11 @@ resource "hetznerdns_zone" "this" {
 }
 
 locals {
-  records = {
+  records = nonsensitive({
     for record in var.records : "${record.type}#${record.name}#${md5(record.value)}" => {
       for key, value in record : key => value
     }
-  }
+  })
 }
 
 resource "hetznerdns_record" "this" {

dns/variables.tf

@@ -12,7 +12,7 @@ variable "records" {
     name = string
     value = string
     type = string
-    ttl = optional(number, 3600)
+    ttl = optional(number, null)
   }))
   default = []
 }