问题 I have created four user type admin,vendor,employee,customer . In the user migration file I have the following: public function up() { Schema::create('users', function (Blueprint $table) { $table->bigIncrements('id'); $table->string('name'); $table->string('email')->unique(); $table->char('contact',24)->nullable(); $table->string('password'); $table->enum('roles',['admin', 'vendor', 'employee', 'customers']); $table->string('image')->nullable(); $table->timestamps(); }); } I have already