manifest.json

{
    "manifest_version": 3,
    "name": "NUS Canvas Files Tools",
    "description": "LumiNUS used to have a feature that allow us to download files not yet downloaded. This chrome extension add this functionality into Canvas Files",
    "version": "1.1",
    "icons": {
        "128": "/images/icon-128x128.png"
    },
    "host_permissions": ["https://canvas.nus.edu.sg/*"],
    "action": {
        "default_title": "Click to open download page"
    },
    "permissions": ["storage","webRequest","tabs"],
    "background": { 
        "service_worker": "background.js"
    }
}