add user register/login form and authentication

device-app/database/migrations/2014_10_12_000000_create_users_table.php

@@ -15,7 +15,7 @@ return new class extends Migration
             $table->string('rz_username')->unique();
             $table->string('full_name');
             $table->string('organisation_unit');
-            $table->boolean('has_admin_privileges');
+            $table->boolean('has_admin_privileges')->default(false);
             $table->string('hashed_password');
         });
     }