Typescript migration

* app.js
* main.js
* router.js

server/main.ts

@@ -0,0 +1,23 @@
+import "./init"
+import { config } from "./config"
+import Logger from "./logger"
+import db from "./db/database"
+import scheduler from "./jobs/scheduler"
+import { init as initRouter } from "./router"
+import app from "./app"
+
+Logger.tag('main', 'startup').info('Server starting up...');
+
+db.init()
+.then(() => {
+    Logger.tag('main').info('Initializing...');
+
+    scheduler.init();
+    initRouter();
+
+    app.listen(config.server.port, '::');
+})
+.catch(error => {
+    console.error('Could not init database: ', error);
+    process.exit(1);
+});