feat: add basic integrity checks + corrections

editor/public/static/js/editor.mjs

@@ -1,5 +1,6 @@
 import TracksTable from "./tracks_table.mjs"
 import IntegrityManager from "./integrity_manager.mjs"
+import { updateObjectFromJoinedKey } from "./utils.mjs"
 
 export default class Editor {
     constructor() {
@@ -74,12 +75,7 @@ export default class Editor {
     }
 
     editTrack(listKey, trackIdx, key, value) {
-        const keyParts = key.split("/")
-        let obj = this.data[listKey][trackIdx]
-        for (const part of keyParts.slice(0, -1)) {
-            obj = obj[part]
-        }
-        obj[keyParts[keyParts.length - 1]] = value
+        updateObjectFromJoinedKey(this.data[listKey][trackIdx], key, value)
         this.setDirty()
     }
 }