feat: add ApiResponse trait for standardized API responses

chore: update composer dependencies to include phppresentation

chore: update composer.lock after adding phppresentation

feat: create categories migration for category management

feat: create templates migration for template storage

feat: create template generations migration for tracking template usage

feat: create template keys migration for template customization

feat: create notifications migration for user notifications

feat: update API routes for categories, templates, and user profile management

docs: update API documentation to include new endpoints for profile and wallet

app/Policies/CategoryPolicy.php

@@ -0,0 +1,39 @@
+<?php
+
+namespace App\Policies;
+
+use App\Models\Category;
+use App\Models\User;
+
+class CategoryPolicy
+{
+    public function viewAny(User $user): bool
+    {
+        return $this->canManage($user);
+    }
+
+    public function view(User $user, Category $category): bool
+    {
+        return $this->canManage($user);
+    }
+
+    public function create(User $user): bool
+    {
+        return $this->canManage($user);
+    }
+
+    public function update(User $user, Category $category): bool
+    {
+        return $this->canManage($user);
+    }
+
+    public function delete(User $user, Category $category): bool
+    {
+        return $this->canManage($user);
+    }
+
+    private function canManage(User $user): bool
+    {
+        return $user->hasRole('admin') || $user->hasPermission('templates.manage');
+    }
+}

app/Policies/NotificationPolicy.php

@@ -0,0 +1,34 @@
+<?php
+
+namespace App\Policies;
+
+use App\Models\Notification;
+use App\Models\User;
+
+class NotificationPolicy
+{
+    public function viewAny(User $user): bool
+    {
+        return true;
+    }
+
+    public function view(User $user, Notification $notification): bool
+    {
+        return $user->id === $notification->user_id || $this->canManage($user);
+    }
+
+    public function update(User $user, Notification $notification): bool
+    {
+        return $this->canManage($user);
+    }
+
+    public function delete(User $user, Notification $notification): bool
+    {
+        return $this->canManage($user);
+    }
+
+    private function canManage(User $user): bool
+    {
+        return $user->hasRole('admin') || $user->hasPermission('notifications.manage');
+    }
+}

app/Policies/TemplatePolicy.php

@@ -0,0 +1,39 @@
+<?php
+
+namespace App\Policies;
+
+use App\Models\Template;
+use App\Models\User;
+
+class TemplatePolicy
+{
+    public function viewAny(User $user): bool
+    {
+        return $this->canManage($user);
+    }
+
+    public function view(User $user, Template $template): bool
+    {
+        return $this->canManage($user);
+    }
+
+    public function create(User $user): bool
+    {
+        return $this->canManage($user);
+    }
+
+    public function update(User $user, Template $template): bool
+    {
+        return $this->canManage($user);
+    }
+
+    public function delete(User $user, Template $template): bool
+    {
+        return $this->canManage($user);
+    }
+
+    private function canManage(User $user): bool
+    {
+        return $user->hasRole('admin') || $user->hasPermission('templates.manage');
+    }
+}