fix: retain server notifications when local alerts arrive

src/services/notifications.js

@@ -1,8 +1,15 @@
+const keepRecentLocal = rows => {
+ let localCount=0;
+ return rows.filter(row=>row.serverId || ++localCount<=30);
+};
+export function addLocalNotification(current,title,text) {
+ return keepRecentLocal([{id:'n-'+crypto.randomUUID(),title,text,time:'az önce',read:false},...current]);
+}
 export function mergeServerNotifications(current,rows) {
  if(!Array.isArray(rows)||rows.some(row=>typeof row?.id!=='string'||typeof row.baslik!=='string'||typeof row.metin!=='string'))throw new Error('Bildirim listesi geçersiz.');
  const remote=rows.map(row=>({id:'server:'+row.id,serverId:row.id,title:row.baslik,text:row.metin,
   time:new Date(row.zaman).toLocaleString('tr-TR'),read:!!row.okundu,ikn:row.ikn}));
- return [...remote,...current.filter(row=>!row.serverId)].slice(0,80);
+ return keepRecentLocal([...remote,...current.filter(row=>!row.serverId)]);
 }
 export async function acknowledgeNotifications(snapshot,request) {
  const unread=snapshot.filter(row=>!row.read),ids=unread.filter(row=>row.serverId).map(row=>row.serverId);