feat: 增加AI回复手动重试

ai_knowledge_base_v2/apps/user-client/src/components/ChatMessage.vue

@@ -1,5 +1,5 @@
 <script setup lang="ts">
-import { Bot } from "@lucide/vue";
+import { Bot, RotateCcw } from "@lucide/vue";
 import MarkdownIt from "markdown-it";
 import { computed } from "vue";
 
@@ -11,6 +11,12 @@ const props = defineProps<{
   showReasoning?: boolean;
   createdAt: string;
   streaming?: boolean;
+  errorMessage?: string;
+  canRetry?: boolean;
+}>();
+
+const emit = defineEmits<{
+  retry: [];
 }>();
 
 const markdown = new MarkdownIt({ breaks: true, html: false, linkify: true });
@@ -95,6 +101,13 @@ const displayTime = computed(() => {
           <span></span><span></span><span></span>
           思考中
         </div>
+        <div v-if="errorMessage" class="message-error-state" role="alert">
+          <span>{{ errorMessage }}</span>
+          <button v-if="canRetry" type="button" :disabled="streaming" @click="emit('retry')">
+            <RotateCcw :size="15" aria-hidden="true" />
+            重新生成
+          </button>
+        </div>
       </template>
       <div v-else class="message-content">{{ renderedContent }}</div>
       <time v-if="displayTime" :datetime="createdAt">{{ displayTime }}</time>