First commit

handlers.go

@@ -3,9 +3,12 @@ package main
 import (
 	"encoding/json"
 	"fmt"
+	"log"
 	"net/http"
 	"os"
 	"strings"
+
+	"github.com/joho/godotenv"
 )
 
 // RegistrationRequest represents the incoming registration request.
@@ -100,3 +103,18 @@ func validateEmailDomain(email string) bool {
 	}
 	return false
 }
+
+func validateEnvVars(vars []string) error {
+	for _, v := range vars {
+		if os.Getenv(v) == "" {
+			return fmt.Errorf("environment variable %s is not set", v)
+		}
+	}
+	return nil
+}
+
+func loadEnv() {
+	if err := godotenv.Load(); err != nil {
+		log.Println("No .env file found, using system environment variables")
+	}
+}