Add Agent Factories Authoring Surface #3087

Job	Run time
Node.js SDK Tests (ubuntu-latest, default)	2m 49s
Node.js SDK Tests (windows-latest, default)	7m 32s
Node.js SDK Tests (windows-latest, inprocess)	8m 46s
Node.js SDK Tests (macos-latest, default)	3m 58s
Node.js SDK Tests (macos-latest, inprocess)	5m 59s
Node.js SDK Tests (ubuntu-latest, inprocess)	3m 34s
	32m 38s

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