Opportunity Cost Calculator

{
    "update_url": "https:\/\/clients2.google.com\/service\/update2\/crx",
    "manifest_version": 3,
    "name": "Opportunity Cost Calculator",
    "version": "1.1",
    "description": "Calculate opportunity costs based on your daily earnings and trip expenses.",
    "icons": {
        "16": "icons\/icon16.png",
        "48": "icons\/icon48.png",
        "128": "icons\/icon128.png"
    },
    "permissions": [
        "storage"
    ],
    "action": {
        "default_popup": "popup.html",
        "default_icon": {
            "16": "icons\/icon16.png",
            "48": "icons\/icon48.png",
            "128": "icons\/icon128.png"
        }
    },
    "content_scripts": [
        {
            "matches": [
                "*:\/\/*.google.com\/flights\/*",
                "*:\/\/*.expedia.com\/*",
                "*:\/\/*.kayak.com\/*",
                "*:\/\/*.skyscanner.com\/*",
                "*:\/\/*.momondo.com\/*",
                "*:\/\/*.priceline.com\/*",
                "*:\/\/*.travelocity.com\/*",
                "*:\/\/*.booking.com\/*",
                "*:\/\/*.orbitz.com\/*",
                "*:\/\/*.cheapoair.com\/*",
                "*:\/\/*.hotwire.com\/*",
                "*:\/\/*.trip.com\/*",
                "*:\/\/*.agoda.com\/*",
                "*:\/\/*.trivago.com\/*"
            ],
            "js": [
                "content.js"
            ]
        }
    ]
}