feat: add doctor invitation modal and appointment creation API

- Implemented InviteDoctorModal component for inviting doctors to clinics.
- Updated ClinicDashboard to include a button for inviting doctors and handle modal state.
- Added createAppointment API endpoint in AdminApiController for scheduling appointments.
- Enhanced ClinicInvitationController to check user access when inviting doctors.
- Updated MyAppointmentsController to ensure unique appointment records.
- Added seed_test_data.php for populating test data including doctors, clinics, and appointments.
- Refactored styles to include new appointment status badges and updated font imports.

src/Admin/Controller/AdminApiController.php

@@ -641,6 +641,52 @@ class AdminApiController extends BaseController
             new OA\Response(response: 403, description: 'Forbidden – ROLE_ADMIN required'),
         ]
     )]
+    #[Route('/api/v1/admin/appointment', methods: ['POST'])]
+    public function createAppointment(Request $request): JsonResponse
+    {
+        $data       = json_decode($request->getContent(), true) ?? [];
+        $doctorUuid = trim($data['doctor_uuid'] ?? '');
+        $slotStart  = (int) ($data['slot_start'] ?? 0);
+        $slotEnd    = (int) ($data['slot_end'] ?? 0);
+        $mobile     = trim($data['patient_mobile'] ?? '');
+
+        if (empty($doctorUuid) || $slotStart <= 0 || $slotEnd <= $slotStart || empty($mobile)) {
+            return $this->error('VALIDATION', 'doctor_uuid، slot_start، slot_end و patient_mobile الزامی است', 422);
+        }
+
+        $doctor = $this->em->getRepository(Doctor::class)->findOneBy(['uuid' => $doctorUuid]);
+        if (!$doctor) return $this->error('DOCTOR_NOT_FOUND', 'پزشک یافت نشد', 404);
+
+        $patient = $this->em->getRepository(User::class)->findOneBy(['mobileNumber' => $mobile]);
+        if (!$patient) return $this->error('USER_NOT_FOUND', 'بیمار با این شماره یافت نشد', 404);
+
+        $conflict = $this->em->createQueryBuilder()
+            ->select('COUNT(a.id)')
+            ->from(Appointment::class, 'a')
+            ->where('a.doctor = :doctor')
+            ->andWhere('a.slotStart < :end AND a.slotEnd > :start')
+            ->andWhere("a.status NOT IN ('cancelled_by_doctor','cancelled_by_user','cancelled_by_admin','auto_cancel_unpaid')")
+            ->setParameter('doctor', $doctor)
+            ->setParameter('start', $slotStart)
+            ->setParameter('end', $slotEnd)
+            ->getQuery()->getSingleScalarResult();
+
+        if ($conflict > 0) return $this->error('SLOT_TAKEN', 'این نوبت قبلاً رزرو شده است', 409);
+
+        $appointment = new Appointment($doctor, $patient, $slotStart, $slotEnd);
+        if (!empty($data['note'])) $appointment->setNote($data['note']);
+
+        $this->em->persist($appointment);
+        $this->em->flush();
+
+        return $this->success([
+            'uuid'       => $appointment->getUuid(),
+            'slot_start' => $slotStart,
+            'slot_end'   => $slotEnd,
+            'status'     => $appointment->getStatus(),
+        ], 201);
+    }
+
     #[Route('/api/v1/admin/payments', methods: ['GET'])]
     public function payments(Request $request): JsonResponse
     {