config:
  aws:region: us-east-1
  configtest:app-names: |-
    foo-app
  configtest:repos:
    - name: "root"
      account: "xxxxx"
      untaggedExpireDays: 7
      mutableTags: true
      trustRelationships: [ "xxxxx", "xxxxx", "xxxxx", "xxxxx", "xxxxx" ]
    - name: "dev"
      account: "xxxxx"
      untaggedExpireDays: 14
      mutableTags: true
      trustRelationships: [ "xxxxx", "xxxxx", "xxxxx", "xxxxx", "xxxxx" ]

import * as pulumi from "@pulumi/pulumi";

interface Repo {
    name: string,
    account: string,
    untaggedExpireDays: number,
    mutableTags: boolean,
    trustRelationships: string[]
}

const config = new pulumi.Config();
const objects = config.requireObject<Repo[]>("repos");

console.log(objects);