High contrast mode

{
    "update_url": "https:\/\/clients2.google.com\/service\/update2\/crx",
    "manifest_version": 3,
    "name": "__MSG_app_name__",
    "description": "__MSG_app_description__",
    "version": "1.2.2",
    "permissions": [
        "storage",
        "commands"
    ],
    "icons": {
        "16": "icons\/icon16.png",
        "48": "icons\/icon48.png",
        "128": "icons\/icon128.png"
    },
    "action": {
        "default_icon": {
            "16": "icons\/icon16.png",
            "48": "icons\/icon48.png",
            "128": "icons\/icon128.png"
        },
        "default_popup": "popup\/popup.html"
    },
    "background": {
        "service_worker": "background.js"
    },
    "content_scripts": [
        {
            "matches": [
                "<all_urls>"
            ],
            "js": [
                "content.js"
            ],
            "run_at": "document_start"
        }
    ],
    "commands": {
        "toggle-mode": {
            "suggested_key": {
                "default": "Ctrl+Shift+H",
                "mac": "Command+Shift+H"
            },
            "description": "__MSG_shortcut_hint__"
        }
    },
    "default_locale": "zh_CN"
}