diff --git a/pkg/mining/manager.go b/pkg/mining/manager.go
index 24c0fbe..1505f2b 100644
--- a/pkg/mining/manager.go
+++ b/pkg/mining/manager.go
@@ -91,14 +91,14 @@ func NewManagerForSimulation() *Manager {
 
 // initDatabase initializes the SQLite database based on config.
 func (m *Manager) initDatabase() {
-	cfg, err := LoadMinersConfig()
+	minersConfiguration, err := LoadMinersConfig()
 	if err != nil {
 		logging.Warn("could not load config for database init", logging.Fields{"error": err})
 		return
 	}
 
-	m.databaseEnabled = cfg.Database.Enabled
-	m.databaseRetention = cfg.Database.RetentionDays
+	m.databaseEnabled = minersConfiguration.Database.Enabled
+	m.databaseRetention = minersConfiguration.Database.RetentionDays
 	if m.databaseRetention == 0 {
 		m.databaseRetention = 30
 	}
@@ -159,7 +159,7 @@ func (m *Manager) startDBCleanup() {
 
 // syncMinersConfig ensures the miners.json config file has entries for all available miners.
 func (m *Manager) syncMinersConfig() {
-	cfg, err := LoadMinersConfig()
+	minersConfiguration, err := LoadMinersConfig()
 	if err != nil {
 		logging.Warn("could not load miners config for sync", logging.Fields{"error": err})
 		return
@@ -170,14 +170,14 @@ func (m *Manager) syncMinersConfig() {
 
 	for _, availableMiner := range availableMiners {
 		found := false
-		for _, configuredMiner := range cfg.Miners {
+		for _, configuredMiner := range minersConfiguration.Miners {
 			if strings.EqualFold(configuredMiner.MinerType, availableMiner.Name) {
 				found = true
 				break
 			}
 		}
 		if !found {
-			cfg.Miners = append(cfg.Miners, MinerAutostartConfig{
+			minersConfiguration.Miners = append(minersConfiguration.Miners, MinerAutostartConfig{
 				MinerType: availableMiner.Name,
 				Autostart: false,
 				Config:    nil, // No default config
@@ -188,7 +188,7 @@ func (m *Manager) syncMinersConfig() {
 	}
 
 	if configUpdated {
-		if err := SaveMinersConfig(cfg); err != nil {
+		if err := SaveMinersConfig(minersConfiguration); err != nil {
 			logging.Warn("failed to save updated miners config", logging.Fields{"error": err})
 		}
 	}
@@ -196,13 +196,13 @@ func (m *Manager) syncMinersConfig() {
 
 // autostartMiners loads the miners config and starts any miners marked for autostart.
 func (m *Manager) autostartMiners() {
-	cfg, err := LoadMinersConfig()
+	minersConfiguration, err := LoadMinersConfig()
 	if err != nil {
 		logging.Warn("could not load miners config for autostart", logging.Fields{"error": err})
 		return
 	}
 
-	for _, autostartEntry := range cfg.Miners {
+	for _, autostartEntry := range minersConfiguration.Miners {
 		if autostartEntry.Autostart && autostartEntry.Config != nil {
 			logging.Info("autostarting miner", logging.Fields{"type": autostartEntry.MinerType})
 			if _, err := m.StartMiner(context.Background(), autostartEntry.MinerType, autostartEntry.Config); err != nil {