feat: re-write the rest of the GUI logic to typescript

.nvmrc

@@ -1 +1 @@
-16
+18

lib/gui/app.js

@@ -1,7 +1,7 @@
 'use strict';
 
 const _ = require('lodash');
-const ToolRunner = require('./tool-runner');
+const {ToolRunner} = require('./tool-runner');
 
 module.exports = class App {
     static create(paths, hermione, configs) {

lib/gui/index.ts

@@ -1,20 +1,30 @@
+import type {CommanderStatic} from '@gemini-testing/commander';
 import chalk from 'chalk';
 import opener from 'opener';
+
 import server from './server';
 import {logger} from '../common-utils';
 import * as utils from '../server-utils';
+import {ReporterConfig} from '../types';
 
 const {logError} = utils;
 
+export interface GuiCliOptions {
+    autoRun: boolean;
+    open: unknown;
+}
+
+export interface GuiConfigs {
+    options: GuiCliOptions;
+    program: CommanderStatic;
+    pluginConfig: ReporterConfig;
+}
+
 interface ServerArgs {
     paths: string[];
     hermione: unknown;
     guiApi: unknown;
-    configs: {
-        options: {
-            open: unknown,
-        }
-    };
+    configs: GuiConfigs;
 }
 
 export default (args: ServerArgs): void => {