Separating users from tasks + fixing weird ota bug

Provider/frontend/src/lib/api.js

@@ -163,6 +163,25 @@ export async function removeUser(id) {
     return res.json();
 }
 
+/**
+ * Update a user's name.
+ * @param {number} id
+ * @param {string} name
+ * @returns {Promise<{status: string}>}
+ */
+export async function updateUser(id, name) {
+    const res = await fetch(`${API_BASE}/api/users/update`, {
+        method: 'POST',
+        headers: { 'Content-Type': 'application/json' },
+        body: JSON.stringify({ id, name })
+    });
+    if (!res.ok) {
+        const errorText = await res.text();
+        throw new Error(`Failed (${res.status}): ${errorText || res.statusText}`);
+    }
+    return res.json();
+}
+
 // ─── Task Management ─────────────────────────────────────────────────────────
 
 /**