RelationshipManager Table Actions.

class AgreementsRelationManager extends RelationManager
{
    protected static string $relationship = 'agreements';

    protected static ?string $recordTitleAttribute = 'name';

    public function table(Table $table): Table
    {
        return $table

            ->columns([
                Tables\Columns\TextColumn::make('name'),
                Tables\Columns\TextColumn::make('starts_at')->date(),
                Tables\Columns\TextColumn::make('ends_at')->date(),
                Tables\Columns\TextColumn::make('billing_type')
                    ->badge()
                    ->color(fn (string $state): string => match ($state) {
                        'fixedfee' => 'gray',
                        'payg' => 'warning',
                        'subscription' => 'success',
                        'prepaid' => 'danger',
                    }),
            ])
            ->actions([
                Tables\Actions\EditAction::make(),
                Tables\Actions\DeleteAction::make(),
            ])
            ->emptyStateActions([
                Tables\Actions\CreateAction::make(),
            ]);
    }
}