Fix formatting and interfaces in nearly every file

app/Database/factories/ExpenseFactory.php

@@ -5,14 +5,14 @@ use Faker\Generator as Faker;
 
 $factory->define(App\Models\Expense::class, function (Faker $faker) {
     return [
-        'id' => null,
-        'airline_id' => null,
-        'name' => $faker->text(20),
-        'amount' => $faker->randomFloat(2, 100, 1000),
-        'type' => ExpenseType::FLIGHT,
-        'multiplier' => false,
-        'ref_class' => \App\Models\Expense::class,
+        'id'           => null,
+        'airline_id'   => null,
+        'name'         => $faker->text(20),
+        'amount'       => $faker->randomFloat(2, 100, 1000),
+        'type'         => ExpenseType::FLIGHT,
+        'multiplier'   => false,
+        'ref_class'    => \App\Models\Expense::class,
         'ref_class_id' => null,
-        'active' => true,
+        'active'       => true,
     ];
 });