feat(dev-infra): check services/status information of the repository for caretaker (#38601)

The angular team relies on a number of services for hosting code, running CI, etc. This
tool allows for checking the operational status of all services at once as well as the current
state of the repository with respect to merge and triage ready issues and prs.

PR Close #38601

dev-infra/cli.ts

@@ -14,6 +14,7 @@ import {buildFormatParser} from './format/cli';
 import {buildReleaseParser} from './release/cli';
 import {buildPrParser} from './pr/cli';
 import {captureLogOutputForCommand} from './utils/console';
+import {buildCaretakerParser} from './caretaker/cli';
 
 yargs.scriptName('ng-dev')
     .middleware(captureLogOutputForCommand)
@@ -25,6 +26,7 @@ yargs.scriptName('ng-dev')
     .command('pullapprove <command>', '', buildPullapproveParser)
     .command('release <command>', '', buildReleaseParser)
     .command('ts-circular-deps <command>', '', tsCircularDependenciesBuilder)
+    .command('caretaker <command>', '', buildCaretakerParser)
     .wrap(120)
     .strict()
     .parse();