added AuthController and StaffMember model, update auth config and routes

app/Models/StaffMember.php

@@ -0,0 +1,30 @@
+<?php
+
+namespace App\Models;
+
+use Illuminate\Foundation\Auth\User as Authenticatable;
+use Illuminate\Notifications\Notifiable;
+use Illuminate\Database\Eloquent\Factories\HasFactory;
+
+class StaffMember extends Authenticatable
+{
+    use HasFactory, Notifiable;
+
+    // 1. Explicitly define the custom table name
+    protected $table = 'staff_members';
+
+    // 2. Define the fillable fields based on your schema
+    protected $guarded = ['id'];
+
+    // 3. Hide the password from array/JSON conversions
+    protected $hidden = [
+        'password',
+    ];
+
+    // 4. Cast dates correctly
+    protected $casts = [
+        'dob' => 'date',
+        'hire_date' => 'datetime',
+        'password' => 'hashed', // Laravel 10+ password casting
+    ];
+}