feat(event): add per-user date change notices

app/Domains/Event/Models/EventDateChange.php

@@ -8,6 +8,7 @@ use App\Domains\Tenant\Models\Tenant;
 use Illuminate\Database\Eloquent\Attributes\Fillable;
 use Illuminate\Database\Eloquent\Model;
 use Illuminate\Database\Eloquent\Relations\BelongsTo;
+use Illuminate\Database\Eloquent\Relations\HasMany;
 
 #[Fillable([
     'tenant_code',
@@ -58,4 +59,10 @@ class EventDateChange extends Model
     {
         return $this->belongsTo(User::class, 'created_by_user_id')->withTrashed();
     }
+
+    /** @return HasMany<EventDateChangeView, $this> */
+    public function views(): HasMany
+    {
+        return $this->hasMany(EventDateChangeView::class);
+    }
 }