manifest.json

{
    "manifest_version": 2,
    "name": "__MSG_extensionName__",
    "version": "0.6.7",

    "description": "__MSG_extensionDescription__",
    "homepage_url": "https://github.com/dasisdormax/mailmanmod-webextension",

    "default_locale": "en",

    "browser_specific_settings": {
	"gecko": {
	    "id": "mailmanmod@thenail.cc",
	    "strict_min_version": "60.0"
	},
	"edge": {
	  "browser_action_next_to_addressbar": true
	}
    },

    "icons": {
	"64": "icons/mmm-64.png",
	"128": "icons/mmm-128.png"
    },
    
    "browser_action": {
	"browser_style": false,
	"default_icon": "icons/mmm-64.png",
	"default_title": "__MSG_extensionName__",
	"default_popup": "html/popup.html"
    },

    "background": {
	"page": "html/background.html"
    },

    "options_ui": {
	"browser_style": false,
	"page": "html/options.html"
    },

    "permissions": [
	"<all_urls>",
	"storage"
    ]
}