Copy 'persisted-documents.json' after it is built

[onionhammer]

I've got a graphql-codegen --watch running, and it seems plugins run before that file is generated, so I'm wondering if there's a way to tap into the generation of that file and copy it somewhere else

[SagnikPradhan]

It’s problematic for monorepo projects that persisted query manifests can only be generated via the client preset and that their location isn’t configurable. I ended up working around this by copying the generated manifest

	hooks: {
+		afterAllFileWrite: [
+			() => exec("cp ... ...").then(() => {}),