feat(User,Role): add users and role , permssion , filament panel | [USER , ROLE]

app/Models/Permission.php

@@ -0,0 +1,22 @@
+<?php
+
+namespace App\Models;
+
+use Illuminate\Database\Eloquent\Attributes\Fillable;
+use Illuminate\Database\Eloquent\Factories\HasFactory;
+use Illuminate\Database\Eloquent\Model;
+use Illuminate\Database\Eloquent\Relations\BelongsToMany;
+
+#[Fillable(['name', 'slug'])]
+class Permission extends Model
+{
+    use HasFactory;
+
+    /**
+     * @return BelongsToMany<Role, $this>
+     */
+    public function roles(): BelongsToMany
+    {
+        return $this->belongsToMany(Role::class);
+    }
+}