refactor: update class session form to use Filament Schema builder pattern

app/Filament/Resources/Learning/ClassSessions/Actions/EditSessionAction.php

@@ -22,7 +22,9 @@ protected function setUp(): void
             ->icon('heroicon-o-pencil')
             ->link()
             ->record(fn (array $arguments) => ClassSession::find($arguments['session'], ['*']))
-            ->schema(fn ($livewire) => $livewire->schema())
+            ->schema(function ($schema, $livewire) {
+                return $livewire->form($schema);
+            })
             ->modalWidth(Width::TwoExtraLarge);
     }
 }

app/Filament/Resources/Learning/ClassSessions/Pages/ListCourseSessions.php

@@ -25,6 +25,7 @@
 use Filament\Forms\Contracts\HasForms;
 use Filament\Resources\Pages\Page;
 use Filament\Schemas\Components\Grid;
+use Filament\Schemas\Schema;
 use Filament\Support\Enums\Width;
 use Illuminate\Support\Collection;
 use Livewire\Attributes\Computed;
@@ -74,9 +75,10 @@ public function sessions(): Collection
             ]);
     }
 
-    public function form(): array
+    public function form(Schema $schema): Schema
     {
-        return [
+        return $schema
+            ->schema([
                 Grid::make(['default' => 2])
                     ->schema([
                         TextInput::make('session_number')
@@ -112,7 +114,7 @@ public function form(): array
                             ->seconds(false)
                             ->required(),
                     ]),
-        ];
+            ]);
     }
 
     #[Computed]
@@ -139,7 +141,7 @@ protected function getHeaderActions(): array
                 ->modalHeading('Tambah Sesi')
                 ->modalSubmitActionLabel('Simpan')
                 ->modalCancelActionLabel('Batal')
-                ->schema($this->form())
+                ->schema(fn (Schema $schema) => $this->form($schema))
                 ->mutateDataUsing(function (array $data): array {
                     $data['course_id'] = $this->courseId;