docs: add Terraform certification notes and tasks

terraform/002/main.tf

@@ -0,0 +1,50 @@
+# terraform {
+#   required_providers {
+#     aws = {
+#       source  = "hashicorp/aws"
+#       version = "~> 6.0"
+#     }
+#   }
+# }
+
+# provider "aws" {
+#   region = "us-east-1"
+# }
+
+# Look up the default VPC
+data "aws_vpc" "default" {
+  default = true
+}
+
+resource "aws_security_group" "devops_sg" {
+  name        = "devops-sg"
+  description = "Security group for Nautilus App Servers"
+  vpc_id      = data.aws_vpc.default.id
+
+  ingress {
+    description = "HTTP"
+    from_port   = 80
+    to_port     = 80
+    protocol    = "tcp"
+    cidr_blocks = ["0.0.0.0/0"]
+  }
+
+  ingress {
+    description = "SSH"
+    from_port   = 22
+    to_port     = 22
+    protocol    = "tcp"
+    cidr_blocks = ["0.0.0.0/0"]
+  }
+
+  egress {
+    from_port   = 0
+    to_port     = 0
+    protocol    = "-1"
+    cidr_blocks = ["0.0.0.0/0"]
+  }
+
+  tags = {
+    Name = "devops-sg"
+  }
+}