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.

migrations/Version20260614181134.php

@@ -0,0 +1,35 @@
+<?php
+
+declare(strict_types=1);
+
+namespace DoctrineMigrations;
+
+use Doctrine\DBAL\Schema\Schema;
+use Doctrine\Migrations\AbstractMigration;
+
+/**
+ * Auto-generated Migration: Please modify to your needs!
+ */
+final class Version20260614181134 extends AbstractMigration
+{
+    public function getDescription(): string
+    {
+        return '';
+    }
+
+    public function up(Schema $schema): void
+    {
+        // this up() migration is auto-generated, please modify it to your needs
+        $this->addSql('CREATE TABLE clinic_staff (id INT AUTO_INCREMENT NOT NULL, uuid VARCHAR(36) NOT NULL, entity_type VARCHAR(10) NOT NULL, entity_id INT NOT NULL, full_name VARCHAR(200) NOT NULL, phone VARCHAR(20) DEFAULT NULL, job_title VARCHAR(100) DEFAULT NULL, address LONGTEXT DEFAULT NULL, national_code VARCHAR(10) DEFAULT NULL, active TINYINT NOT NULL, created_at INT NOT NULL, updated_at INT NOT NULL, UNIQUE INDEX UNIQ_CBEA5AA1D17F50A6 (uuid), INDEX idx_staff_entity_active (entity_type, entity_id, active), PRIMARY KEY (id)) DEFAULT CHARACTER SET utf8mb4');
+        $this->addSql('ALTER TABLE doctor_addresses DROP FOREIGN KEY `FK_doctor_addr_clinic`');
+        $this->addSql('ALTER TABLE doctor_addresses CHANGE type type VARCHAR(10) NOT NULL');
+    }
+
+    public function down(Schema $schema): void
+    {
+        // this down() migration is auto-generated, please modify it to your needs
+        $this->addSql('DROP TABLE clinic_staff');
+        $this->addSql('ALTER TABLE doctor_addresses CHANGE type type VARCHAR(10) DEFAULT \'personal\' NOT NULL');
+        $this->addSql('ALTER TABLE doctor_addresses ADD CONSTRAINT `FK_doctor_addr_clinic` FOREIGN KEY (clinic_id) REFERENCES clinics (id) ON DELETE CASCADE');
+    }
+}