Initial auth library commmit

lib/app.ts

@@ -0,0 +1,27 @@
+import Koa from 'koa';
+import bodyParser from 'koa-bodyparser';
+import cookie from 'koa-cookie';
+import passport from 'koa-passport';
+import session from 'koa-session';
+
+import { performanceLogger, perfromanceTimer } from './middleware/performance';
+import { errorHandler } from './middleware/errorHandler';
+
+const app: Koa = new Koa();
+
+app.use(errorHandler);
+app.use(perfromanceTimer);
+app.use(performanceLogger);
+app.use(bodyParser());
+app.use(cookie());
+
+app.keys = [process.env.SESSION_KEYS as string];
+app.use(session({}, app));
+
+app.use(passport.initialize())
+app.use(passport.session())
+
+// Application error logging.
+app.on('error', console.error);
+
+export default app;