Refactor booking system: Remove unused policies, packages, and related entities

- Removed package consumption flags and related properties from PriceQuote.
- Eliminated unused domain event publishing for policies and waitlist in Schedule.
- Cleaned up BookingEngineSeeder by removing package and policy related logic.
- Updated SeedScenariosCommand to reflect removal of policies from output.
- Dropped policy, package, treatment course, cancellation, waitlist, and domain event tables in migration.
- Removed domain event assertions from tests related to resource blocking.

src/Appointment/Entity/Appointment.php

@@ -225,13 +225,6 @@ class Appointment
     #[ORM\Column(name: 'service_buffer_minutes', type: 'smallint', nullable: true)]
     private ?int $serviceBufferMinutes = null;
 
-    /**
-     * پیوند به جلسهٔ دوره — عمداً دوطرفه است تا لیست نوبت‌ها بدون JOIN بفهمد این نوبت
-     * جزو یک دوره است. فقط `CourseSessionLinker` می‌نویسدش.
-     */
-    #[ORM\ManyToOne(targetEntity: \App\Course\Entity\CourseSession::class)]
-    #[ORM\JoinColumn(name: 'course_session_id', nullable: true, onDelete: 'SET NULL')]
-    private ?\App\Course\Entity\CourseSession $courseSession = null;
 
     #[ORM\Column(name: 'created_at', type: 'integer')]
     private int $createdAt;
@@ -295,8 +288,6 @@ class Appointment
     public function setClinic(?\App\Clinic\Entity\Clinic $v): self { $this->clinic = $v; return $this; }
     public function setPatientName(?string $v): self { $this->patientName = $v; return $this; }
 
-    public function getCourseSession(): ?\App\Course\Entity\CourseSession { return $this->courseSession; }
-    public function setCourseSession(?\App\Course\Entity\CourseSession $v): self { $this->courseSession = $v; return $this; }
     public function setPatientMobile(?string $v): self { $this->patientMobile = $v; return $this; }
     public function setPatientNationalCode(?string $v): self { $this->patientNationalCode = $v; return $this; }
     public function setPatientGender(?string $v): self { $this->patientGender = $v; return $this; }