feat(aigc): add shared work page and AIGC sharing

- add new shared work page to view shared AIGC generated images and videos
- add createAigcGeneratorTaskShare and getAigcGeneratorTaskShareDetail APIs
- update ResultActions component to add share preparation state and native share support
- remove deprecated SharePreviewPopup component and its associated styles
- update AIGC detail page to generate share keys and adjust native share metadata
- register the new shared work page in pages.json

src/pages-aigc/detail/detail.vue

@@ -6,7 +6,8 @@
       <template v-if="taskDetail">
         <ResultPreview v-if="result.cover" :result="result" />
         <ResultMeta :items="metaItems" />
-        <ResultActions :saving="isSaving" @save="handleSave" @share="handleOpenSharePreview" />
+        <ResultActions :saving="isSaving" :share-ready="Boolean(shareKey)" :share-preparing="isPreparingShare"
+          @save="handleSave" @prepare-share="handlePrepareShare" />
 
         <view class="aigc-detail-text-actions">
           <view class="aigc-detail-text-action" @tap="handleRegenerate">再生成一版</view>
@@ -16,29 +17,28 @@
       </template>
     </view>
 
-    <SharePreviewPopup ref="sharePreviewPopup" :app-name="currentClientName" :title="result.title"
-      :variant-label="result.variantLabel" :image-url="sharePreviewImage" />
   </view>
 </template>
 
 <script setup>
 import { computed, ref } from "vue";
 import { onLoad, onShareAppMessage, onShow } from "@dcloudio/uni-app";
-import { getCurrentConfig } from "@/constant/base.js";
 import AigcTopBar from "@/pages-aigc/components/AigcTopBar/index.vue";
 import { useCurrentCredit } from "@/pages-aigc/hooks/useCurrentCredit.js";
-import { getAigcGeneratorTaskDetail } from "@/request/api/AigcApi.js";
+import {
+  createAigcGeneratorTaskShare,
+  getAigcGeneratorTaskDetail,
+} from "@/request/api/AigcApi.js";
 import ResultActions from "./components/ResultActions/index.vue";
 import ResultMeta from "./components/ResultMeta/index.vue";
 import ResultPreview from "./components/ResultPreview/index.vue";
-import SharePreviewPopup from "./components/SharePreviewPopup/index.vue";
 
 const { pointBalance, fetchCurrentCredit } = useCurrentCredit();
 const taskId = ref("");
 const taskDetail = ref(null);
 const isSaving = ref(false);
-const sharePreviewPopup = ref(null);
-const currentClientName = String(getCurrentConfig()?.name || "").trim() || "微信小程序";
+const isPreparingShare = ref(false);
+const shareKey = ref("");
 
 const GENERATOR_TYPE_TEXT = {
   0: "图片版",
@@ -128,6 +128,7 @@ const fetchTaskDetail = async () => {
     const res = await getAigcGeneratorTaskDetail({ taskId: taskId.value });
     if (res?.code === 0 && res.data && typeof res.data === "object" && !Array.isArray(res.data)) {
       taskDetail.value = res.data;
+      prepareShareKey();
       return;
     }
 
@@ -159,9 +160,9 @@ onShow(() => {
 onShareAppMessage(() => {
   const shareInfo = {
     title: taskDetail.value?.itemTitle || "分享旅行作品",
-    path: taskId.value
-      ? `/pages-aigc/detail/detail?taskId=${encodeURIComponent(taskId.value)}`
-      : "/pages-aigc/home/home",
+    path: shareKey.value
+      ? `/pages-aigc/sharedWork/sharedWork?shareKey=${encodeURIComponent(shareKey.value)}`
+      : "/pages/index/index",
   };
   const imageUrl = sharePreviewImage.value;
 
@@ -172,8 +173,38 @@ onShareAppMessage(() => {
   return shareInfo;
 });
 
-const handleOpenSharePreview = () => {
-  sharePreviewPopup.value?.open();
+const prepareShareKey = async (showFeedback = false) => {
+  if (isPreparingShare.value || !taskId.value) return;
+  if (shareKey.value) return;
+
+  isPreparingShare.value = true;
+
+  try {
+    const res = await createAigcGeneratorTaskShare({ taskId: taskId.value });
+    const nextShareKey = String(res?.data?.shareKey || "").trim();
+    if (res?.code === 0 && nextShareKey) {
+      shareKey.value = nextShareKey;
+      if (showFeedback) {
+        showPlaceholderToast("分享已准备，请再次点击");
+      }
+      return;
+    }
+
+    if (showFeedback) {
+      showPlaceholderToast(res?.msg || "创建分享失败");
+    }
+  } catch (error) {
+    console.error("创建AIGC任务分享失败", error);
+    if (showFeedback) {
+      showPlaceholderToast("创建分享失败");
+    }
+  } finally {
+    isPreparingShare.value = false;
+  }
+};
+
+const handlePrepareShare = () => {
+  prepareShareKey(true);
 };
 
 const handleBack = () => {