Initial auth library commmit

lib/auth.ts

@@ -0,0 +1,16 @@
+import passport from 'koa-passport';
+
+import Users from 'grow-db/lib/models/users';
+import { User } from 'grow-db/lib/schemas/user';
+
+passport.serializeUser((user: User, done) => { done(null, user._id); });
+
+passport.deserializeUser(async (id, done) => {
+    const user = await Users.findById(id);
+
+    if (user) {
+        done(null, user);
+    }
+
+    done('user not found', null);
+});