chore: add a Terraform plan to create an admin role in AWS to be assumed

tools/aws-create-role.tf

@@ -0,0 +1,67 @@
+#
+# Terraform plan to create the administrator role that will be assumed
+#
+# Please read the comment within the file (not just this one) carefully to prevent any security issues within your organization!
+#
+# Replace the AWS account ID `111111111111` with yours.
+#
+# Ensure that the default values fit your needs (i.e., AWS region, role permission...)
+#
+# To run this plan:
+# terraform init
+# terraform apply
+#
+
+terraform {
+  required_providers {
+    aws = {
+      source = "hashicorp/aws"
+      version = "4.67.0"
+    }
+  }
+}
+
+provider "aws" {
+  region = "us-east-1"
+}
+
+resource "aws_iam_role" "assumed_admin" {
+
+  # The role name
+  name = "AssumedAdmin"
+
+  # The default session time is 1 hour, this set it to 12 hours for convenience. It's less annoying, but less secure, feel free to remove or change!
+  max_session_duration = 43200
+
+  #
+  # Below is a permissive role not intended for long-term use.
+  #
+  # It grants all IAM users of the AWS account the ability to assume the role `AssumedAdmin` (or whatever name you gave it), which we created and give the `AdministratorAccess` policy.
+  #
+  # The value `:root` grants assume to the whole account but you can replace it with your individual IAM ARN, or your role if appropriate.
+  #
+  # As a reminder, the value `111111111111` below should be replaced with your AWS account ID.
+  #
+  # Anyone with IAM can assume the role while it's in place like this. You can scope it down to your specific user, or across accounts, or whatever you need.
+  #
+  assume_role_policy   = <<EOF
+  {
+      "Version": "2012-10-17",
+      "Statement": [
+          {
+              "Sid": "AllowAssumeRoleToIamUsers",
+              "Effect": "Allow",
+              "Principal": {
+                  "AWS": "arn:aws:iam::111111111111:root"
+              },
+              "Action": "sts:AssumeRole"
+          }
+      ]
+  }
+  EOF
+}
+
+resource "aws_iam_role_policy_attachment" "assumed_admin_admin_policy" {
+  role       = aws_iam_role.assumed_admin.name
+  policy_arn = "arn:aws:iam::aws:policy/AdministratorAccess"
+}