use env variables

initializers/loadEnvVariables.go

@@ -0,0 +1,34 @@
+package initializers
+
+import (
+	"log"
+	"os"
+	"strconv"
+
+	"github.com/joho/godotenv"
+)
+
+func LoadEnvVariables() {
+	err := godotenv.Load()
+	if err != nil {
+		log.Fatal("Error loading .env file")
+	}
+}
+
+// Helper to get environment variables with a default fallback
+func GetEnv(key, defaultVal string) string {
+  if value, exists := os.LookupEnv(key); exists {
+   	return value
+	}
+  return defaultVal
+}
+
+// Helper to safely convert environment variables to uint
+func GetEnvUint(key string, defaultVal uint) uint {
+	if value, exists := os.LookupEnv(key); exists {
+		if parsed, err := strconv.Atoi(value); err == nil && parsed >= 0 {
+			return uint(parsed)
+		}
+	}
+	return defaultVal
+}