SendSafely Encryption for Chrome and Gmail

{
    "update_url": "https:\/\/clients2.google.com\/service\/update2\/crx",
    "name": "__MSG_manifest_chrome_extension_name__",
    "version": "1.10.4.1",
    "description": "__MSG_manifest_chrome_extension_description__",
    "manifest_version": 3,
    "default_locale": "en",
    "key": "MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAmmEk7XwbtQ5AulkvErc9WWesWJ+4JmHEAyJw5F\/aaIk52FU8x+ND4GkPTkaMYdrXPSgRHbrt1jWIvRNLrq5ddcUY9JL5heiqEMB9\/mLkhtnJRbzM+LdyWxw2c3jVzb9aCyc1FWxikjdKj+xVRB2U7V9Ry77RsnaI71WZsSganLOSfXjlf2Yn8BeY0PkPVeibhbUPARp+g36WRf8aWi0cGobQ3Bm6p7U8sAL+O6UeFBvttDN\/pNSQVQV2000KVM\/BG8dfpB04iaECyg4X10WXl9m64jK\/8wboHVvCKnTYVtduguv\/8msuf+iQyIXVs6rD8YQqNnrB2fBO9\/O4Aj8u2QIDAQAB",
    "options_page": "html\/popup.html",
    "action": {
        "default_title": "__MSG_manifest_chrome_extension_default_title__",
        "default_icon": {
            "19": "images\/sendsafely_padlock_19.png",
            "38": "images\/sendsafely_padlock_38.png"
        },
        "default_popup": "html\/popup.html?view=popup"
    },
    "icons": {
        "16": "images\/sendsafely_padlock_16.png",
        "48": "images\/sendsafely_padlock_48.png",
        "128": "images\/sendsafely_padlock_128.png"
    },
    "content_scripts": [
        {
            "matches": [
                "https:\/\/*.sendsafely.com\/*",
                "https:\/\/*.sendsafely.co.uk\/*",
                "https:\/\/*.sendsafely.eu\/*",
                "https:\/\/*.sendsafely-au.com\/*",
                "https:\/\/*.sendsafely.com.au\/*"
            ],
            "js": [
                "\/js\/content_scripts\/KeycodeLoader.js"
            ]
        }
    ],
    "permissions": [
        "clipboardWrite",
        "storage",
        "unlimitedStorage",
        "identity",
        "offscreen",
        "scripting"
    ],
    "optional_permissions": [
        "tabs",
        "downloads"
    ],
    "optional_host_permissions": [
        "*:\/\/*\/*"
    ],
    "web_accessible_resources": [
        {
            "resources": [
                "css\/bootstrap-switch.min.css",
                "css\/flags.css",
                "css\/sass_bootstrap.css",
                "css\/jquery-ui.min.css",
                "js\/injected_scripts\/GmailContentPageInject.js",
                "js\/injected_scripts\/GmailInject.js",
                "js\/content_scripts\/init.js",
                "images\/sendsafely_banner.png",
                "images\/lock_open_16.png",
                "images\/sendsafely_padlock_32.png",
                "images\/lock_16.png",
                "images\/sendsafely_padlock_100.png",
                "images\/blank.gif",
                "images\/flag_default.png",
                "images\/loading.gif",
                "images\/flags.png",
                "images\/sendsafely_padlock_16.png"
            ],
            "matches": [
                "https:\/\/mail.google.com\/*"
            ]
        },
        {
            "resources": [
                "images\/sendsafely_banner.png"
            ],
            "matches": [
                "*:\/\/*\/*"
            ]
        }
    ],
    "background": {
        "service_worker": "js\/service_worker\/service_worker.min.js"
    },
    "content_security_policy": {
        "extension_pages": "default-src http:\/\/*.sendsafely.com:8080 'self' https:\/\/*.s3-accelerate.amazonaws.com https:\/\/mail.google.com https:\/\/www.googleapis.com chrome-extension:\/\/* https:\/\/*.sendsafely.com https:\/\/*.sendsafely.co.uk https:\/\/*.sendsafely.eu https:\/\/*.sendsafely-au.com https:\/\/*.sendsafely.com.au https:\/\/ahjndcndegkeginelijbfjchehhldgnc.chromiumapp.org; script-src 'self'; object-src 'self'; style-src 'unsafe-inline'; connect-src * data: blob: filesystem:;"
    },
    "oauth2": {
        "client_id": "1038922135064-ircl84vhei47ndqime5snkgca4j924bm.apps.googleusercontent.com",
        "scopes": [
            "https:\/\/www.googleapis.com\/auth\/userinfo.email",
            "https:\/\/www.googleapis.com\/auth\/userinfo.profile"
        ]
    }
}