feat: add infra as code for digital ocean instance.

.gitignore

@@ -177,4 +177,30 @@ dist
 .env.development
 .env.test
 
-.DS_Store
+# Ignore all .tfvars files
+# Local .terraform directories
+**/.terraform/*
+
+# .tfstate files
+*.tfstate
+*.tfstate.*
+
+# Crash log files
+crash.log
+
+# Exclude all .tfvars files, which are likely to contain sentitive data, such as password, secret keys
+*.tfvars
+
+# Ignore override files as they are usually used for local dev overrides.
+override.tf
+override.tf.json
+*_override.tf
+*_override.tf.json
+
+# Ignore CLI configuration files
+.terraformrc
+terraform.rc
+
+
+id_rsa.pub
+.DS_Store

infra/main.tf

@@ -0,0 +1,42 @@
+terraform {
+  required_providers {
+    digitalocean = {
+      source  = "digitalocean/digitalocean"
+      version = "~> 2.0"
+    }
+  }
+}
+
+provider "digitalocean" {
+  token = var.do_token
+}
+
+resource "digitalocean_ssh_key" "default" {
+  name       = var.ssh_key_name
+  public_key = file(var.ssh_public_key_file)
+}
+
+resource "digitalocean_droplet" "subtensor" {
+  image    = "ubuntu-20-04-x64"
+  name     = "example-droplet"
+  region   = "nyc1"
+  size     = "s-1vcpu-1gb" # Smallest droplet size
+  ssh_keys = [digitalocean_ssh_key.default.id]
+
+  user_data = <<-EOF
+              #!/bin/bash              
+              # Update apt
+              sudo apt update
+
+              # Install additional required libraries and tools
+              sudo apt install --assume-yes make build-essential git clang curl libssl-dev llvm libudev-dev protobuf-compiler
+
+              # Clone the subtensor repository
+              git clone https://github.com/opentensor/subtensor.git
+              # TODO: add starting the subnet here.
+              EOF
+}
+
+output "ssh_command" {
+  value = "ssh <your_username>@${digitalocean_droplet.subtensor.ipv4_address}"
+}

infra/terraform.tfvars.example

@@ -0,0 +1,2 @@
+do_token = "your-digitalocean-api-token"
+ssh_public_key_file = "path/to/your/ssh/public/key/file"

infra/variables.tf

@@ -0,0 +1,11 @@
+variable "do_token" {
+  description = "DigitalOcean API token"
+}
+
+variable "ssh_public_key_file" {
+  description = "Path to the SSH public key file"
+}
+
+variable "ssh_key_name" {
+  description = "The name of the SSH key on DigitalOcean"
+}