Custom fields views (#789)

* style: show field colour in editor

* feat: custom fields in cuesheet

* feat: custom fields in operator

* refactor: update CSV export

apps/server/src/classes/data-provider/DataProvider.ts

@@ -17,7 +17,7 @@ import {
 
 import { data, db } from '../../modules/loadDb.js';
 import { safeMerge } from './DataProvider.utils.js';
-import { isProduction } from '../../setup.js';
+import { isTest } from '../../setup.js';
 
 export class DataProvider {
   static getData() {
@@ -110,7 +110,7 @@ export class DataProvider {
   }
 
   static async persist() {
-    if (!isProduction) {
+    if (isTest) {
       return;
     }
     await db.write();