Best practice clean up to add more descriptions and stricter type cases on variables.

data.digitalocean_project.this.tf

@@ -1,5 +1,5 @@
 data "digitalocean_project" "this" {
-  count = var.use_project > 0 ? 1 : 0
+  count = var.use_project ? 1 : 0
   name  = var.project
 }
 

data.digitalocean_vpc.this.tf

@@ -1,5 +1,5 @@
 data "digitalocean_vpc" "this" {
-  count = var.use_vpc > 0 ? 1 : 0
+  count = var.use_vpc ? 1 : 0
   name  = var.vpc_name
 }
 

output.droplet.tf

@@ -1,4 +1,5 @@
 output "droplet" {
-  value = digitalocean_droplet.this
+  description = "The created DigitalOcean droplet resource"
+  value       = digitalocean_droplet.this
 }
 

resource.digitalocean_droplet.this.tf

@@ -1,23 +1,23 @@
 resource "digitalocean_droplet" "this" {
-  backups = "true"
+  backups = true
   backup_policy {
     plan    = var.backup_policy_plan
     weekday = var.backup_policy_weekday
     hour    = var.backup_policy_hour
   }
   image = var.image_name
-  ipv6  = "true"
+  ipv6  = true
   lifecycle {
     ignore_changes = [
       image,
     ]
   }
-  monitoring = "true"
+  monitoring = true
   name       = "${var.host_name}.${var.domain_name}"
   region     = var.region
   ssh_keys   = var.ssh_keys
   size       = var.size
   tags       = var.tags
-  vpc_uuid   = var.use_vpc > 0 ? data.digitalocean_vpc.this[0].id : null
+  vpc_uuid   = var.use_vpc ? data.digitalocean_vpc.this[0].id : null
 }
 

resource.digitalocean_project_resources.this.tf

@@ -1,5 +1,5 @@
 resource "digitalocean_project_resources" "this" {
-  count   = var.use_project > 0 ? 1 : 0
+  count   = var.use_project ? 1 : 0
   project = data.digitalocean_project.this[0].id
   resources = [
     digitalocean_droplet.this.urn

resource.digitalocean_record.A.tf

@@ -1,7 +1,7 @@
 resource "digitalocean_record" "A" {
   domain = data.digitalocean_domain.this.name
   name   = var.host_name
-  ttl    = "300"
+  ttl    = 300
   type   = "A"
   value  = digitalocean_droplet.this.ipv4_address
 }

resource.digitalocean_record.AAAA.tf

@@ -1,7 +1,7 @@
 resource "digitalocean_record" "AAAA" {
   domain = data.digitalocean_domain.this.name
   name   = var.host_name
-  ttl    = "300"
+  ttl    = 300
   type   = "AAAA"
   value  = digitalocean_droplet.this.ipv6_address
 }

resource.digitalocean_volume.this.tf

@@ -1,5 +1,5 @@
 resource "digitalocean_volume" "this" {
-  count       = var.use_volume > 0 ? 1 : 0
+  count       = var.use_volume ? 1 : 0
   description = "Data Volume for ${var.host_name}.${var.domain_name}"
   name        = var.host_name
   region      = var.region

resource.digitalocean_volume_attachment.this.tf

@@ -1,5 +1,5 @@
 resource "digitalocean_volume_attachment" "this" {
-  count      = var.use_volume > 0 ? 1 : 0
+  count      = var.use_volume ? 1 : 0
   droplet_id = digitalocean_droplet.this.id
   volume_id  = digitalocean_volume.this[0].id
 }

terraform.tf

@@ -2,7 +2,7 @@ terraform {
   required_providers {
     digitalocean = {
       source  = "digitalocean/digitalocean"
-      version = ">= 2.99.0"
+      version = ">= 2.99.1"
     }
   }
   required_version = ">= 1.11.5"

variable.backup_policy_hour.tf

@@ -1,4 +1,5 @@
 variable "backup_policy_hour" {
+  description = "The hour of the day for backups"
   # UTC Hour : 0, 4, 8, 12, 16, 20
   default = "0"
   type    = string

variable.backup_policy_plan.tf

@@ -1,4 +1,5 @@
 variable "backup_policy_plan" {
+  description = "The backup plan (e.g., daily, weekly)"
   # daily or weekly
   default = "weekly"
   type    = string

variable.backup_policy_weekday.tf

@@ -1,4 +1,5 @@
 variable "backup_policy_weekday" {
+  description = "The day of the week for backups (e.g., SUN)"
   # SUN, MON, TUE, WED, THU, FRI, SAT
   default = "SUN"
   type    = string

variable.domain_name.tf

@@ -1,5 +1,6 @@
 variable "domain_name" {
-  default = "example.com"
+  description = "The domain name to use for the droplet's DNS record"
-  type    = string
+  default     = "example.com"
+  type        = string
 }
 

variable.host_name.tf

@@ -1,5 +1,6 @@
 variable "host_name" {
-  default = "hello-world"
+  description = "The hostname for the droplet"
-  type    = string
+  default     = "hello-world"
+  type        = string
 }
 

variable.image_name.tf

@@ -1,5 +1,6 @@
 variable "image_name" {
-  default = "fedora-42-x64"
+  description = "The image ID or slug to use for the droplet"
-  type    = string
+  default     = "fedora-42-x64"
+  type        = string
 }
 

variable.project.tf

@@ -1,5 +1,6 @@
 variable "project" {
-  default = "default"
+  description = "The name of the DigitalOcean project"
-  type    = string
+  default     = "default"
+  type        = string
 }
 

variable.region.tf

@@ -1,5 +1,6 @@
 variable "region" {
-  default = "nyc3"
+  description = "The region where the droplet will be created"
-  type    = string
+  default     = "nyc3"
+  type        = string
 }
 

variable.size.tf

@@ -1,5 +1,6 @@
 variable "size" {
-  default = "s-1vcpu-1gb"
+  description = "The slug indicating the size of the droplet"
-  type    = string
+  default     = "s-1vcpu-1gb"
+  type        = string
 }
 

variable.ssh_keys.tf

@@ -1,4 +1,5 @@
 variable "ssh_keys" {
-  type = list(any)
+  description = "A list of SSH key IDs or fingerprints to add to the droplet"
+  type        = list(string)
 }
 

variable.tags.tf

@@ -1,5 +1,6 @@
 variable "tags" {
-  default = []
+  description = "A list of tags to apply to the droplet"
-  type    = list(string)
+  default     = []
+  type        = list(string)
 }
 

variable.use_project.tf

@@ -1,5 +1,6 @@
 variable "use_project" {
-  default = 0
+  description = "Whether to assign the droplet to a DigitalOcean project"
-  type    = number
+  default     = false
+  type        = bool
 }
 

variable.use_volume.tf

@@ -1,5 +1,6 @@
 variable "use_volume" {
-  default = 0
+  description = "Whether to create and attach a block storage volume"
-  type    = number
+  default     = false
+  type        = bool
 }
 

variable.use_vpc.tf

@@ -1,5 +1,6 @@
 variable "use_vpc" {
-  default = 0
+  description = "Whether to put the droplet in a specific VPC"
-  type    = number
+  default     = false
+  type        = bool
 }
 

variable.volume_size.tf

@@ -1,5 +1,6 @@
 variable "volume_size" {
-  default = 0
+  description = "The size of the block storage volume in GB"
-  type    = number
+  default     = 0
+  type        = number
 }
 

variable.vpc_name.tf

@@ -1,5 +1,6 @@
 variable "vpc_name" {
-  default = "nyc3"
+  description = "The name of the VPC where the droplet will be created"
-  type    = string
+  default     = "nyc3"
+  type        = string
 }