minor changes

src/app/currency/currency.component.ts

@@ -1,6 +1,6 @@
 import {Component, EventEmitter, Output} from "@angular/core";
 import {FormsModule, ReactiveFormsModule} from "@angular/forms";
-import {Lang} from "../idek/lang";
+import {Lang} from "./lang";
 
 
 @Component({

src/app/currency/lang.ts

@@ -0,0 +1,5 @@
+export interface Lang {
+  code: string;
+  name: string;
+  currency: string;
+}