doc: add JSDoc annotations in the core folder

start documenting a bit, mostly inconsequential changes

core/app.js

@@ -6,20 +6,37 @@ let g_calls = {};
 
 let gSessionIndex = 0;
 
+/**
+ * TODOC
+ * @returns 
+ */
 function makeSessionId() {
 	return (gSessionIndex++).toString();
 }
 
+/**
+ * TODOC
+ * @returns 
+ */
 function App() {
 	this._on_output = null;
 	this._send_queue = [];
 	return this;
 }
 
+/**
+ * TODOC
+ * @param {*} callback 
+ */
 App.prototype.readOutput = function(callback) {
 	this._on_output = callback;
 }
 
+/**
+ * TODOC
+ * @param {*} api 
+ * @returns 
+ */
 App.prototype.makeFunction = function(api) {
 	let self = this;
 	let result = function() {
@@ -43,6 +60,10 @@ App.prototype.makeFunction = function(api) {
 	return result;
 }
 
+/**
+ * TODOC
+ * @param {*} message 
+ */
 App.prototype.send = function(message) {
 	if (this._send_queue) {
 		if (this._on_output) {
@@ -57,11 +78,17 @@ App.prototype.send = function(message) {
 	}
 }
 
+/**
+ * TODOC
+ * @param {*} request 
+ * @param {*} response 
+ * @param {*} client 
+ */
 function socket(request, response, client) {
 	let process;
 	let options = {};
 	let credentials = auth.query(request.headers);
-	let refresh = auth.make_refresh(credentials);
+	let refresh = auth.makeRefresh(credentials);
 
 	response.onClose = async function() {
 		if (process && process.task) {