refactor: simplify config reader and improve logging

main.go

@@ -62,7 +62,7 @@ var db *sql.DB
 
 func main() {
 	// Use the global cfg variable instead of declaring a new one
-	cfgReader := config.NewConfReader("config").WithSearchDirs("./", ".")
+	cfgReader := config.NewConfReader("config")
 	cfgErr := cfgReader.Read(&cfg)
 
 	zapcfg := zap.NewProductionConfig()
@@ -79,6 +79,8 @@ func main() {
 		logger.Fatal("Failed to load config", zap.Error(cfgErr))
 	}
 
+	logger.Debug("Loaded config", zap.Any("config", cfg))
+
 	// Add detailed logging of the OAuth config
 	logger.Info("OAuth Configuration",
 		zap.String("ClientID", cfg.OAuth.ClientID),