Major Update, registration and authentication of devices works now.

This is the first iteration of the registration of devices and authentication for a couple of endpoints.
This needs to be refactored, the code is a bit of a mess. Also because of testing some endpoints are available for remotes that shouldn't be.

be/app/helper/env-helper.go

@@ -0,0 +1,16 @@
+package helper
+
+import (
+	"log"
+	"os"
+
+	"github.com/joho/godotenv"
+)
+
+func EnvGet(key string) string {
+	err := godotenv.Load("../.env")
+	if err != nil {
+		log.Fatal("Error loading .env file")
+	}
+	return os.Getenv("VITE_" + key)
+}