feat: Convert helpers to use JS files

packages/backend/src/helpers/app-info-converter.js

@@ -0,0 +1,25 @@
+import appConfig from '../config/app';
+
+const appInfoConverter = (rawAppData) => {
+  rawAppData.iconUrl = rawAppData.iconUrl.replace(
+    '{BASE_URL}',
+    appConfig.baseUrl
+  );
+
+  if (rawAppData.auth?.fields) {
+    rawAppData.auth.fields = rawAppData.auth.fields.map((field) => {
+      if (field.type === 'string' && typeof field.value === 'string') {
+        return {
+          ...field,
+          value: field.value.replace('{WEB_APP_URL}', appConfig.webAppUrl),
+        };
+      }
+
+      return field;
+    });
+  }
+
+  return rawAppData;
+};
+
+export default appInfoConverter;