Use proper urls

env.d.ts

@@ -1,8 +1,9 @@
 /// <reference types="vite/client" />
 
 interface ImportMetaEnv {
-    readonly VITE_BACKEND_URL: string
-    readonly VITE_INSTANCE_URL: string
+    readonly VITE_BACKEND_DOMAIN: string
+    readonly VITE_INSTANCE_DOMAIN: string
+    readonly VITE_HTTPS: string
     // more env variables...
   }