Add CoinGecko API key and update main.go to initialize and start the price alert service

Author: Jetlum

config/config.go

@@ -10,6 +10,7 @@ type Config struct {
 	DatabaseURL     string
 	SendGridAPIKey  string
 	InfuraProjectID string
+	CoinGeckoAPIKey string
 }
 
 func LoadConfig() (*Config, error) {

main.go

@@ -7,6 +7,7 @@ import (
 	"log"
 	"math/big"
 	"os"
+	"time"
 
 	"github.com/Jetlum/WalletAlertService/config"
 	"github.com/Jetlum/WalletAlertService/database"
@@ -60,6 +61,19 @@ func main() {
 	emailNotification := services.NewEmailNotification(cfg.SendGridAPIKey)
 	nftDetector := nfts.NewNFTDetector()
 
+	// Initialize price monitoring services
+	priceMonitor := services.NewPriceMonitor(cfg.CoinGeckoAPIKey)
+	priceAlertRepo := repository.NewPriceAlertRepository(database.DB)
+	priceAlertService := services.NewPriceAlertService(
+		priceMonitor,
+		priceAlertRepo,
+		emailNotification,
+	)
+
+	// Start monitoring
+	priceMonitor.StartMonitoring(1 * time.Minute)
+	priceAlertService.StartMonitoring()
+
 	// Connect to Ethereum node
 	client, err := ethclient.Dial(fmt.Sprintf("wss://mainnet.infura.io/ws/v3/%s", cfg.InfuraProjectID))
 	if err != nil {