feat: add quarter field to company history items with localization support, enhancing data organization and user experience

app/Models/CompanyHistoryItem.php

@@ -11,8 +11,11 @@ class CompanyHistoryItem extends Model
 {
     use HasFactory, SoftDeletes, HasTranslations;
 
+    public const QUARTERS = ['Q1', 'Q2', 'Q3', 'Q4'];
+
     protected $fillable = [
         'year',
+        'quarter',
         'title',
         'content',
         'color',
@@ -43,7 +46,10 @@ class CompanyHistoryItem extends Model
 
     public function scopeOrdered($query)
     {
-        return $query->orderBy('sort_order', 'asc')->orderBy('year', 'asc');
+        return $query
+            ->orderBy('year', 'asc')
+            ->orderByRaw("CASE quarter WHEN 'Q1' THEN 1 WHEN 'Q2' THEN 2 WHEN 'Q3' THEN 3 WHEN 'Q4' THEN 4 ELSE 5 END")
+            ->orderBy('sort_order', 'asc');
     }
 
     public function getResolvedPositionAttribute(): string