This commit also changes the config files and their layout to (reasonably closely) match what the cli would generate for a new app. Related Jira issue: [TOOL-815](https://angular-team.atlassian.net/browse/TOOL-815) PR Close #29926
PR Close #27979
This makes the tests run agaisnt the deployed production versions (as part of the `aio_monitoring` job) more reliable. PR Close #26649
PR Close #23390