manifest.json

{
    "update_url": "https://clients2.google.com/service/update2/crx",
    "manifest_version": 2,
    "name": "Twitch clicker",
    "description": "Automatically claims 'Channel Points' on Twitch",
    "version": "1.0.1",
    "icons": {
        "128": "icon128.png"
    },
    "content_scripts": [
        {
            "matches": [
                "*://*.twitch.tv/*"
            ],
            "js": [
                "clicker.js"
            ],
            "run_at": "document_idle"
        }
    ],
     "background": {
        "scripts": [
            "background.js"
        ],
        "persistent": false
    },
    "permissions": [
        "*://*.twitch.tv/*",
        "tabs",
        "storage",
        "webNavigation"
    ],
    "web_accessible_resources": [
        "clicker.js"
    ],
    "browser_action": {
        "default_title": "Twitch clicker",
        "default_icon": {
            "128": "icon128.png"
        }
    }
}