(async (svc, xpc, cui) => {
	var paths = ["Folder", "SubFolder"], content = "farby";

	var {ChromeUtils} = Cu.getGlobalForObject(Cu), imp = ChromeUtils.import;
	var {Services} = imp(svc), {XPCOMUtils} = imp(xpc), {CustomizableUI} = imp(cui);
	var sb = Cu.Sandbox(Cu.getObjectPrincipal(this), {wantComponents: true, sandboxName: "FarbyBox"});
	Object.assign(sb, {Services, XPCOMUtils, CustomizableUI, ChromeUtils});

	XPCOMUtils.defineLazyGlobalGetters(sb, [
		"atob", "btoa", "crypto", "fetch", "Blob", "CSS", "CSSRule", "Document",
		"DOMException", "DOMParser", "Element", "Event", "File", "FileReader",
		"FormData", "Headers", "InspectorUtils", "Node", "NodeFilter", "Range", "Selection",
		"TextDecoder", "TextEncoder", "URL", "URLSearchParams", "XMLHttpRequest", "XMLSerializer"
	]);
	var m = {console: "Console", OS: "osfile"};
	m.AddonManager = m.AppConstants = m.E10SUtils = m.FileUtils = m.PlacesUtils = false;
	for (var [key, val] of Object.entries(m)) m[key] = `resource://gre/modules/${val || key}.jsm`;
	m.setTimeout = m.setTimeoutWithTarget = m.clearTimeout = m.setInterval
		= m.setIntervalWithTarget = m.clearInterval = "resource://gre/modules/Timer.jsm";
	XPCOMUtils.defineLazyModuleGetters(sb, m);

	var dir = Services.dirsvc.get("ProfD", Ci.nsIFile);
	paths.forEach(dir.append);
	var ams = Cc["@mozilla.org/addons/addon-manager-startup;1"].getService(Ci.amIAddonManagerStartup);
	sb[Symbol()] = ams.registerChrome(Services.io.newFileURI(dir), [["content", content, paths.pop() + "/"]]);

	var re = /\.js(m)?$/, lss = Services.scriptloader.loadSubScript, prfx = `chrome://${content}/content/`;
	for(var {leafName} of dir.directoryEntries) if (re.test(leafName))
		try {RegExp.$1 ? imp(prfx + leafName) : lss(prfx + leafName, sb);} catch(ex) {Cu.reportError(ex);}
})("resource://gre/modules/Services.jsm", "resource://gre/modules/XPCOMUtils.jsm", "resource:///modules/CustomizableUI.jsm");