✨ Enhance variable descriptions in Terraform configuration for clarity and usability

main.tf

@@ -1,12 +1,22 @@
+/**
+ * # Root Configuration
+ *
+ * Orchestrates the homelab infrastructure:
+ * - **pip**      – Discovers the current public IP for firewall allowlisting.
+ * - **pangolin** – Deploys an Azure Linux VM as a reverse-proxy / WireGuard gateway.
+ * - **foundry**  – Creates a Proxmox LXC container running Foundry VTT.
+ * - **dns**      – Manages Cloudflare DNS records pointing at the Pangolin proxy.
+ */
+
 module "pip" {
   source = "./modules/pip"
 }
 
 module "pangolin" {
-  source = "./modules/pangolin"
-  ssh_pubkey = file(var.ssh_pubkey_path)
+  source                 = "./modules/pangolin"
+  ssh_pubkey             = file(var.ssh_pubkey_path)
   allowed_ssh_cidrs_ipv4 = ["${module.pip.ip}/32"]
-  admin_username = var.admin_username
+  admin_username         = var.admin_username
 }
 
 module "foundry" {
@@ -20,10 +30,10 @@ module "foundry" {
 }
 
 module "dns" {
-  source = "./modules/dns"
-  domain_zone_id = var.domain_zone_id
-  domain_name = var.domain
+  source            = "./modules/dns"
+  domain_zone_id    = var.domain_zone_id
+  domain_name       = var.domain
   pangolin-proxy-v4 = module.pangolin.public_ipv4
   pangolin-proxy-v6 = module.pangolin.public_ipv6
-  cdn_subdomains = ["foundry"]
+  cdn_subdomains    = ["foundry"]
 }