added logout

internal/config/config.go

@@ -2,6 +2,7 @@ package config
 
 import (
 	"fmt"
+	"log"
 	"os"
 	"time"
 
@@ -18,7 +19,9 @@ type Config struct {
 }
 
 func Load() (*Config, error) {
-	godotenv.Load()
+	if err := godotenv.Load(); err != nil {
+		log.Printf("warning: .env file not loaded: %v", err)
+	}
 
 	cfg := &Config{
 		ServerPort:           getEnv("SERVER_PORT", "8080"),