style: format code with gofmt

pkg/arbitrage/service.go

@@ -80,11 +80,11 @@ type ArbitrageDatabase interface {
 // ArbitrageService is a sophisticated arbitrage service with comprehensive MEV detection
 // Now integrated with the complete MEV bot architecture
 type ArbitrageService struct {
-	client       *ethclient.Client
-	logger       *logger.Logger
-	config       *config.ArbitrageConfig // Legacy arbitrage config
-	fullConfig   *config.Config          // Full config for L2 optimizations
-	keyManager   *security.KeyManager
+	client     *ethclient.Client
+	logger     *logger.Logger
+	config     *config.ArbitrageConfig // Legacy arbitrage config
+	fullConfig *config.Config          // Full config for L2 optimizations
+	keyManager *security.KeyManager
 
 	// Core components (legacy)
 	multiHopScanner *MultiHopScanner