PaintCal

{
    "update_url": "https:\/\/clients2.google.com\/service\/update2\/crx",
    "manifest_version": 3,
    "name": "PaintCal",
    "version": "1.0.2",
    "description": "Add custom colors to Google Calendar events with auto text contrast",
    "permissions": [
        "storage"
    ],
    "host_permissions": [
        "https:\/\/calendar.google.com\/*"
    ],
    "background": {
        "service_worker": "background\/service-worker.js"
    },
    "content_scripts": [
        {
            "matches": [
                "https:\/\/calendar.google.com\/*"
            ],
            "js": [
                "content\/content.js"
            ],
            "css": [
                "content\/content.css"
            ],
            "run_at": "document_idle"
        }
    ],
    "action": {
        "default_popup": "popup\/popup.html",
        "default_icon": {
            "16": "assets\/icon16.png",
            "32": "assets\/icon32.png",
            "48": "assets\/icon48.png",
            "128": "assets\/icon128.png"
        }
    },
    "icons": {
        "16": "assets\/icon16.png",
        "32": "assets\/icon32.png",
        "48": "assets\/icon48.png",
        "128": "assets\/icon128.png"
    }
}