enviroment values

config/config.go

@@ -3,6 +3,7 @@ package config
 import (
 	"encoding/json"
 	"fmt"
+	"log"
 	"os"
 )
 
@@ -31,5 +32,29 @@ func LoadConfig(file string) (Config, error) {
 		return config, fmt.Errorf("failed to parse config file: %w", err)
 	}
 
+	// Override with environment variables if they are set
+	if host := os.Getenv("DB_HOST"); host != "" {
+		config.Database.Host = host
+	}
+	if port := os.Getenv("DB_PORT"); port != "" {
+		config.Database.Port = port
+	}
+	if user := os.Getenv("DB_USER"); user != "" {
+		config.Database.User = user
+	}
+	if password := os.Getenv("DB_PASSWORD"); password != "" {
+		config.Database.Password = password
+	}
+	if dbname := os.Getenv("DB_NAME"); dbname != "" {
+		config.Database.DBName = dbname
+	}
+	if sslmode := os.Getenv("DB_SSLMODE"); sslmode != "" {
+		config.Database.SSLMode = sslmode
+	}
+	if temp := os.Getenv("TEMP"); temp != "" {
+		config.Temp = temp
+	}
+	log.Println("Temp value:", config.Temp)
+
 	return config, nil
 }