manifest.json

{
	"name": "Edit with Emacs",
	"version": "1.17",
	"manifest_version": 2,
	"description": "Allow user to edit web-page textareas with Emacs (and other editors).",
	"browser_action": {
		"default_icon": "icons/emacs23-16x16.png"
	},
	"background": {
	    "page": "html/background.html"
	},
	"permissions": [
		"clipboardRead",
		"contextMenus",
		"http://127.0.0.1/edit/*",
		"http://penguin.linux.test/edit/*",
		"notifications"
	],
	"icons":
	{
		"48" : "icons/emacs-48x48.png",
		"128" : "icons/emacs.png"
	},
	"options_ui": {
		"page": "fancy-settings/source/index.html",
		"open_in_tab": true,
		"browser_style": true
	},
        "web_accessible_resources": [
	    "icons/gumdrop.png",
	    "icons/emacs23-16x16-red.png"
	],
	"content_scripts": [
		{
			"matches": ["http://*/*", "https://*/*", "file://*/*"],
			"css": ["css/textareas.css"],
			"js": [
				"lib/jquery-3.6.0.min.js",
				"lib/jquery.color-2.1.2.min.js",
				"lib/mutation_summary.js",
				"javascript/textareas.js"
			],
			"run_at": "document_idle",
			"all_frames": true
		}
	],
	"commands": {
		"edit-textbox": {
			"suggested_key": {
				"default": "Alt+E",
				"linux": "Alt+E",
				"mac": "Alt+E"
			},
			"description": "Edit the current textarea with Emacs"
		},
		"activate-emacs": {
			"suggested_key": {
				"default": "Ctrl+Shift+E",
				"linux": "Ctrl+Shift+E",
				"mac": "Command+E"
			},
			"description": "Activate Emacs with contents of clipboard"
		}
	}
}