Fix de la migration quand l'heure est à 0

module/rdd-timestamp.js

@@ -99,7 +99,7 @@ export class RdDTimestamp {
     return `<img class="img-signe-heure" src="${signe.webp}" alt="${signe.label}"/>`
   }
 
-  static handleTimestampEditor(html, path, consumeTimestamp = async (path, timestamp) => {}) {
+  static handleTimestampEditor(html, path, consumeTimestamp = async (path, timestamp) => { }) {
     const fields = {
       annee: html.find(`input[name="${path}.annee"]`),
       mois: html.find(`select[name="${path}.mois"]`),
@@ -157,14 +157,13 @@ export class RdDTimestamp {
 
   static getWorldTime() {
     let worldTime = game.settings.get(SYSTEM_RDD, WORLD_TIMESTAMP_SETTING);
-    if (worldTime.indexJour && worldTime.heureRdD) {
+    if (worldTime.indexJour != undefined && worldTime.heureRdD != undefined) {
       // Migration
       worldTime = {
         indexDate: worldTime.indexJour,
         indexMinute: worldTime.heureRdD * 120 + worldTime.minutesRelative
       };
       RdDTimestamp.setWorldTime(new RdDTimestamp(worldTime))
-
     }
     return new RdDTimestamp(worldTime);
   }