refactor(controller): added env and other fixes to account for running as a service

controller/main.go

@@ -5,6 +5,7 @@ import (
 	"log"
 	"net/http"
 	"os"
+	"path/filepath"
 	"time"
 
 	"github.com/gin-gonic/gin"
@@ -14,14 +15,12 @@ import (
 
 func main() {
 
-	err := godotenv.Load("../.env")
-	if err != nil {
-		fmt.Println("Warning: .env file not found")
-	}
+	exePath, _ := os.Executable()
+	exeDir := filepath.Dir(exePath)
 
-	port := os.Getenv("PORT")
-	if port == "" {
-		port = "8080"
+	if err := godotenv.Load(filepath.Join(exeDir, ".env")); err != nil {
+		// fallback dev path
+		_ = godotenv.Load("../.env")
 	}
 
 	// gin stuff
@@ -30,6 +29,11 @@ func main() {
 		basePath = "/lst/api/controller"
 	}
 
+	port := os.Getenv("PORT")
+	if port == "" {
+		port = "8080"
+	}
+
 	server := socketio.NewServer(nil)
 
 	r := Setup(basePath, server) // returns *gin.Engine