Extracted login to shared package

src/shared/login.js

@@ -0,0 +1,19 @@
+import { AuthService, OpenAPI } from "@odit/lfk-client-node";
+import * as dotenv from 'dotenv';
+dotenv.config()
+
+export async function login() {
+    OpenAPI.BASE = process.env.BASE_URL;
+    const user = process.env.USER;
+    const password = process.env.PASSWORD;
+
+    if (!user || !password || !OpenAPI.BASE) {
+        process.exit(1)
+    }
+
+    const auth = await AuthService.authControllerLogin({ username: user, password });
+    OpenAPI.TOKEN = auth.access_token;
+    
+    console.log("Logged in");
+    return auth;
+}