manifest.json

{
    "manifest_version": 3,
    "name": "ShipIt Viewer",
    "version": "1.0",
    "description": "*** View ShipIt JSON response as HTML table ***",
    "icons": {
        "16": "images/icon16.png",
        "48": "images/icon48.png",
        "128": "images/icon128.png"
    },
    "content_scripts": [
        {
            "css": [
                "libs/datatables.css",
                "style.css"
            ],
            "js"     : [
                "libs/jQuery-3.3.1/jquery-3.3.1.js",
                "libs/datatables.js",
                "src/content.js",
                "main.js"
            ],
            "matches": [
                "http://shipit.tools.expedia.com/api/service/*"
            ]
        }
    ],
    "web_accessible_resources": [{
        "resources": ["libs/DataTables-1.10.21/images/*"],
        "matches": ["<all_urls>"]
    }, {
        "resources": ["images/*"],
        "matches": ["<all_urls>"]
    }]
}