fix env

cmd/smm_tg/main.go

@@ -48,14 +48,14 @@ func dir(envFile string) string {
 	}
 
 	for {
-		goModPath := filepath.Join(currentDir, "go.mod")
-		if _, err := os.Stat(goModPath); err == nil {
+		dotEnvPath := filepath.Join(currentDir, ".env")
+		if _, err := os.Stat(dotEnvPath); err == nil {
 			break
 		}
 
 		parent := filepath.Dir(currentDir)
 		if parent == currentDir {
-			panic(fmt.Errorf("go.mod not found"))
+			panic(fmt.Errorf(".env not found"))
 		}
 		currentDir = parent
 	}