Added a challenge for flying the 3 major airline alliances

app/Services/Achievements/Checkers/AirlinesAndAlliancesChecker.php

@@ -28,6 +28,12 @@ class AirlinesAndAlliancesChecker extends BaseChecker
 
         $check = fn(string $alliance): int => $flownAllianceAirlines->get($alliance, 0);
 
+        $majorAlliancesFlown = collect(Alliance::MAJOR_ALLIANCES)
+            ->filter(fn(string $alliance) => $check($alliance) > 0)
+            ->count();
+
+        $this->awardProgress($majorAlliancesFlown, 'airlines_alliances.all_major_alliances');
+
         $this->awardProgress($check('skyteam'),          'airlines_alliances.all_skyteam');
         $this->awardProgress($check('oneworld'),         'airlines_alliances.all_oneworld');
         $this->awardProgress($check('star_alliance'),    'airlines_alliances.all_star_alliance');
@@ -40,6 +46,8 @@ class AirlinesAndAlliancesChecker extends BaseChecker
 
         $checkGroup = fn(array $group): int => $flownAirlines->intersect($group)->count();
 
+
+
         $this->awardProgress($checkGroup(self::ME_3), 'airlines_alliances.me3');
         $this->awardProgress($checkGroup(self::US_3), 'airlines_alliances.us3');
         $this->awardProgress($checkGroup(self::CN_3), 'airlines_alliances.cn3');