feat: Add topics and improve descriptions for terraform_module repos

modules/plain-repo/repos.tf

@@ -7,6 +7,8 @@ resource "github_repository" "repo" {
   vulnerability_alerts   = var.public_repo
   delete_branch_on_merge = true
   allow_auto_merge       = var.allow_auto_merge
+  homepage_url           = var.repo_type == "terraform_module" ? "https://infrahouse.github.io/${var.repo_name}" : ""
+  topics                 = var.topics
 
   dynamic "pages" {
     for_each = var.enable_pages ? [1] : []

modules/plain-repo/variables.tf

@@ -92,3 +92,9 @@ variable "enable_pages" {
   default     = false
   nullable    = false
 }
+
+variable "topics" {
+  description = "List of topics for the repository"
+  type        = list(string)
+  default     = []
+}