Last Tab
Activate last used tab when closing one
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manifest.json
{
"name": "Last Tab",
"action": {},
"manifest_version": 3,
"version": "0.1",
"description": "Activate last used tab when closing one",
"permissions": [
"tabs"
],
"background": {
"service_worker": "background.js"
},
"update_url": "https://edge.microsoft.com/extensionwebstorebase/v1/crx"
}