新增用户注册功能

frontend/src/views/Milestones.vue

@@ -102,7 +102,7 @@ const loadMilestones = async () => {
     const { data } = await fetchMilestones(study.currentStudy.id);
     milestones.value = data.items || data;
   } catch (e: any) {
-    ElMessage.error(e?.response?.data?.message || "里程碑加载失败");
+    ElMessage.error(e?.response?.data?.message || "节点加载失败");
   } finally {
     loading.value = false;
   }
@@ -150,7 +150,13 @@ const statusColor = (v: string) => getMilestoneStatusColor(v);
 
 const memberMap = computed(() =>
   members.value.reduce<Record<string, string>>((acc, cur) => {
-    const username = cur?.user?.display_name || cur?.user?.username || cur?.username;
+    const username =
+      cur?.user?.full_name ||
+      cur?.user?.display_name ||
+      cur?.user?.username ||
+      cur?.user?.email ||
+      cur?.username ||
+      cur?.email;
     if (cur?.user_id) acc[cur.user_id] = username || cur.user_id;
     return acc;
   }, {})
@@ -166,8 +172,10 @@ const siteName = (row: any) => {
 const ownerName = (ownerId: string) => {
   const fromPayload = milestones.value.find((m) => m.owner_id === ownerId)?.owner;
   return (
+    fromPayload?.full_name ||
     fromPayload?.display_name ||
     fromPayload?.username ||
+    fromPayload?.email ||
     displayUser(ownerId, { members: memberMap.value })
   );
 };