Related issues

• Fixes STU-1003

Proposed Changes

• Fix options sent to the backend when pushing a site when selecting the All files and folders option.
• Add a specific test case to validate the conversion from tree to options.

Testing Instructions

• Checkout this branch and apply this diff

diff --git a/src/ipc-handlers.ts b/src/ipc-handlers.ts
index 2222476e..40fcbdbf 100644
--- a/src/ipc-handlers.ts
+++ b/src/ipc-handlers.ts
@@ -826,6 +826,8 @@ export async function pushArchive(
 		formData.push( [ 'options', optionsToSync.join( ',' ) ] );
 	}
 
+	console.log( 'formData', formData );
+	return { success: true }; // don't add this line if you want to test also the email
 	try {
 		await wpcom.req.post( {
 			path: `/sites/${ remoteSiteId }/studio-app/sync/import`,

• Run npm start
• Go to the sync tab and click push
• Select "All files and folders"
• Click Push
• Observe that it appears [ 'options', 'contents,plugins,themes,uploads' ] in the node console. Before this PR the options sent were only contents.
• Test other cases

Pre-merge Checklist

• Have you checked for TypeScript, React or other console errors?