Use user name for tasks lookup with robust fallbacks

tasks.html

@@ -317,22 +317,25 @@
       usersCache = Array.isArray(data.users) ? data.users : [];
       const meId = String(data?.me?.id || '').trim();
       const meName = data?.me?.name || data?.me?.email || 'Me';
+      const meLookupName = String(data?.me?.name || data?.me?.email || '').trim();
 
       taskUserSelect.innerHTML = '';
       for (const user of usersCache) {
         const opt = document.createElement('option');
-        opt.value = user.id;
+        const lookupName = String(user.name || user.email || user.id || '').trim();
+        opt.value = lookupName;
+        opt.dataset.userId = user.id;
         opt.textContent = `${user.name || user.email || user.id}${user.id === meId ? ' (Me)' : ''}`;
         taskUserSelect.appendChild(opt);
       }
 
-      if (meId) {
-        taskUserSelect.value = meId;
+      if (meLookupName) {
+        taskUserSelect.value = meLookupName;
       }
 
-      writeOutput({ message: `Loaded ${usersCache.length} users`, me: { id: meId, name: meName } });
+      writeOutput({ message: `Loaded ${usersCache.length} users`, me: { id: meId, name: meName, lookupName: meLookupName } });
       if (data?.warning) {
-        writeOutput({ message: `Loaded ${usersCache.length} users`, warning: data.warning, me: { id: meId, name: meName } });
+        writeOutput({ message: `Loaded ${usersCache.length} users`, warning: data.warning, me: { id: meId, name: meName, lookupName: meLookupName } });
       }
     }
 
@@ -367,9 +370,9 @@
     async function loadTasks() {
       await ensurePocketBaseClient();
       const token = getCurrentToken();
-      const userId = String(taskUserSelect.value || '').trim();
-      const url = userId
-        ? `/api/tasks/list?userId=${encodeURIComponent(userId)}`
+      const userName = String(taskUserSelect.value || '').trim();
+      const url = userName
+        ? `/api/tasks/list?userName=${encodeURIComponent(userName)}`
         : '/api/tasks/list';
       const resp = await fetch(url, {
         headers: { 'x-pb-token': token },
@@ -378,13 +381,14 @@
       if (!resp.ok || !data?.success) {
         throw new Error(data?.message || 'Failed to load tasks');
       }
-      if (data?.userId && taskUserSelect.value !== data.userId) {
-        taskUserSelect.value = data.userId;
+      if (data?.userName && taskUserSelect.value !== data.userName) {
+        taskUserSelect.value = data.userName;
       }
       renderTasks(data.tasks || []);
       writeOutput({
         message: `Loaded ${data?.count ?? 0} task(s)`,
-        userId: data?.userId || userId,
+        userName: data?.userName || userName,
+        userId: data?.userId || undefined,
         warning: data?.warning || undefined,
         tasks: data.tasks || [],
       });