feat: implement staff management and subscription system

- Added StaffController for managing clinic staff, including listing, creating, updating, and toggling staff status.
- Created ClinicStaff entity and repository for staff data handling.
- Developed SubscriptionController to manage subscription plans and periods, including trial subscriptions.
- Introduced SubscriptionPlan, SubscriptionPeriod, and ClinicSubscription entities for subscription management.
- Implemented SubscriptionService for handling subscription logic, including trial activation and subscription creation from payments.
- Added necessary repositories for subscription entities to facilitate data access and manipulation.

src/Patient/Entity/SessionService.php

@@ -0,0 +1,71 @@
+<?php
+
+namespace App\Patient\Entity;
+
+use App\ClinicService\Entity\ServiceItem;
+use App\Patient\Repository\SessionServiceRepository;
+use App\Staff\Entity\ClinicStaff;
+use Doctrine\ORM\Mapping as ORM;
+use Symfony\Component\Uid\Uuid;
+
+#[ORM\Entity(repositoryClass: SessionServiceRepository::class)]
+#[ORM\Table(name: 'session_services')]
+class SessionService
+{
+    #[ORM\Id]
+    #[ORM\GeneratedValue]
+    #[ORM\Column(type: 'integer')]
+    private ?int $id = null;
+
+    #[ORM\Column(type: 'string', length: 36, unique: true)]
+    private string $uuid;
+
+    #[ORM\ManyToOne(targetEntity: PatientSession::class, inversedBy: 'services')]
+    #[ORM\JoinColumn(nullable: false, onDelete: 'CASCADE')]
+    private PatientSession $session;
+
+    #[ORM\ManyToOne(targetEntity: ServiceItem::class)]
+    #[ORM\JoinColumn(name: 'service_item_id', nullable: false, onDelete: 'RESTRICT')]
+    private ServiceItem $serviceItem;
+
+    #[ORM\ManyToOne(targetEntity: ClinicStaff::class)]
+    #[ORM\JoinColumn(nullable: true, onDelete: 'SET NULL')]
+    private ?ClinicStaff $staff = null;
+
+    #[ORM\Column(name: 'price_rials', type: 'integer')]
+    private int $priceRials;
+
+    #[ORM\Column(name: 'created_at', type: 'integer')]
+    private int $createdAt;
+
+    public function __construct(PatientSession $session, ServiceItem $serviceItem, ?ClinicStaff $staff = null)
+    {
+        $this->uuid        = Uuid::v4()->toRfc4122();
+        $this->session     = $session;
+        $this->serviceItem = $serviceItem;
+        $this->staff       = $staff;
+        $this->priceRials  = $serviceItem->getPriceRials();
+        $this->createdAt   = time();
+    }
+
+    public function getId(): ?int              { return $this->id; }
+    public function getUuid(): string          { return $this->uuid; }
+    public function getSession(): PatientSession { return $this->session; }
+    public function getServiceItem(): ServiceItem { return $this->serviceItem; }
+    public function getStaff(): ?ClinicStaff   { return $this->staff; }
+    public function getPriceRials(): int        { return $this->priceRials; }
+    public function getCreatedAt(): int         { return $this->createdAt; }
+
+    public function toArray(): array
+    {
+        return [
+            'uuid'              => $this->uuid,
+            'service_item_uuid' => $this->serviceItem->getUuid(),
+            'service_name'      => $this->serviceItem->getName(),
+            'staff_uuid'        => $this->staff?->getUuid(),
+            'staff_name'        => $this->staff?->getFullName(),
+            'price_rials'       => $this->priceRials,
+            'created_at'        => $this->createdAt,
+        ];
+    }
+}