Text to Speech Chrome Extension

{
    "update_url": "https:\/\/clients2.google.com\/service\/update2\/crx",
    "manifest_version": 3,
    "name": "__MSG_appName__",
    "description": "__MSG_shortDesc__",
    "version": "1.3",
    "default_locale": "en",
    "minimum_chrome_version": "99",
    "action": {
        "default_popup": "popup.html?isPopup=1"
    },
    "icons": {
        "16": "img\/icon-16.png",
        "48": "img\/icon-48.png",
        "128": "img\/icon.png"
    },
    "oauth2": {
        "client_id": "311515340069-gr48lfk7ufpg8ath9qkfsatq60tr6147.apps.googleusercontent.com",
        "scopes": [
            "https:\/\/www.googleapis.com\/auth\/userinfo.email",
            "https:\/\/www.googleapis.com\/auth\/userinfo.profile",
            "https:\/\/www.googleapis.com\/auth\/chromewebstore.readonly"
        ]
    },
    "permissions": [
        "activeTab",
        "contextMenus",
        "identity",
        "offscreen",
        "scripting",
        "storage",
        "tts",
        "ttsEngine"
    ],
    "optional_permissions": [
        "webRequest",
        "webNavigation"
    ],
    "host_permissions": [
        "https:\/\/translate.google.com\/"
    ],
    "optional_host_permissions": [
        "http:\/\/*\/",
        "https:\/\/*\/",
        "file:\/\/*\/*"
    ],
    "cross_origin_opener_policy": {
        "value": "same-origin"
    },
    "cross_origin_embedder_policy": {
        "value": "require-corp"
    },
    "web_accessible_resources": [
        {
            "resources": [
                "player.html",
                "sound\/*",
                "img\/*",
                "css\/*"
            ],
            "matches": [
                "<all_urls>"
            ],
            "use_dynamic_url": true
        }
    ],
    "background": {
        "service_worker": "background.js"
    },
    "options_page": "options.html",
    "options_ui": {
        "page": "options.html"
    },
    "commands": {
        "play": {
            "suggested_key": {
                "default": "Alt+P"
            },
            "description": "play\/pause"
        },
        "stop": {
            "suggested_key": {
                "default": "Alt+O"
            },
            "description": "stop"
        },
        "forward": {
            "suggested_key": {
                "default": "Alt+Period"
            },
            "description": "forward"
        },
        "rewind": {
            "suggested_key": {
                "default": "Alt+Comma"
            },
            "description": "rewind"
        }
    }
}