add: authentication provider microsoft login

src/auth.config.ts

@@ -2,9 +2,15 @@
 // auth.config.ts
 import github from "next-auth/providers/github";
 import { NextAuthConfig } from 'next-auth'
+import MicrosoftEntraID from "next-auth/providers/microsoft-entra-id"
 
 export const authConfig: NextAuthConfig = {
   providers: [
-    github, // <-- Add your provider here
+    MicrosoftEntraID({
+      clientId: process.env.AUTH_MICROSOFT_ENTRA_ID_ID,
+      clientSecret: process.env.AUTH_MICROSOFT_ENTRA_ID_SECRET,
+      issuer: process.env.AUTH_MICROSOFT_ENTRA_ID_ISSUER,
+    }),
+    github,
   ],
 };