feat: add heritage discovery tab and AIGC consent dialog

- Add new HeritageDiscoverySection and HeritageQuickPrompts components for dedicated heritage discovery view
- Implement reusable AigcConsentDialog component for AI service user agreement prompts
- Update Discovery page to toggle between explore and heritage tab layouts
- Refactor legacy CardSwiper component into generic ExploreCards
- Adjust ChatMainList layout to include home hero sprite animation and restructure welcome section
- Refine NoticeMessage component styling and layout for better consistency
- Add build best practices guidance to AGENTS.md documentation
- Clean up minor config whitespace and formatting issues across files

src/pages/ChatMain/ChatMainList/index.vue

@@ -9,13 +9,24 @@
       />
     </view>
 
-    <view class="relative">
-      <image class="w-full block" :src="mainPageDataModel?.initPageImages?.backgroundImageUrl"
-        mode="aspectFill" style="height: 252px;" />
-      <view class="absolute bottom-0 left-0 right-0 flex-full">
-        <view class="px-12 pt-12" style="margin-bottom: -1.5px;">
-          <HomeWelcome :mainPageDataModel="mainPageDataModel" />
-        </view>
+    <view class="home-hero relative flex-shrink-0">
+      <image
+        class="home-hero-bg w-full block"
+        :src="mainPageDataModel?.initPageImages?.backgroundImageUrl"
+        mode="aspectFill"
+      />
+      <SpriteAnimator
+        v-if="homeSpriteStyle.ipLargeImage"
+        class="home-hero-sprite"
+        :src="homeSpriteStyle.ipLargeImage"
+        :frameWidth="homeSpriteStyle.frameWidth"
+        :frameHeight="homeSpriteStyle.frameHeight"
+        :totalFrames="homeSpriteStyle.totalFrames"
+        :columns="homeSpriteStyle.columns"
+        :displayWidth="homeSpriteStyle.displayWidth"
+        :fps="16"
+      />
+      <view class="home-tabs-layer absolute bottom-0 left-0 right-0 flex-full">
         <view style="margin-bottom: -1px;">
           <AiTabSwitch v-model="tabIndex" :list="tabList" @change="handleChange" />
         </view>
@@ -24,15 +35,21 @@
 
     <view
       v-show="tabIndex === 0"
-      class="main-scroll-area flex-full overflow-hidden min-height-0"
+      class="main-scroll-area flex flex-col flex-full overflow-hidden min-height-0"
       @touchstart.capture="handleScrollAreaTouchStart"
       @touchstart="handleScrollAreaTouchStart"
       @touchmove="handleScrollAreaTouchMove"
     >
-      <Discovery
-        @scroll-touch-start="handleScrollAreaTouchStart"
-        @scroll-touch="handleScrollAreaTouchMove"
+      <HomeWelcome
+        class="flex-shrink-0"
+        :mainPageDataModel="mainPageDataModel"
       />
+      <view class="flex-full min-height-0 overflow-hidden">
+        <Discovery
+          @scroll-touch-start="handleScrollAreaTouchStart"
+          @scroll-touch="handleScrollAreaTouchMove"
+        />
+      </view>
     </view>
 
     <!-- 消息列表（可滚动区域） -->
@@ -222,7 +239,7 @@
 </template>
 
 <script setup>
-import { onMounted, nextTick, onUnmounted, ref } from "vue";
+import { computed, onMounted, nextTick, onUnmounted, ref } from "vue";
 import { onLoad, onReady } from "@dcloudio/uni-app";
 import {
   SWITCH_TO_COMPANION_TAB,
@@ -238,6 +255,7 @@ import { MessageRole, MessageType, CompName, Command } from "@/model/ChatModel";
 import HomeWelcome from "../HomeWelcome/index.vue";
 import AiTabSwitch from "@/components/AiTabSwitch/index.vue";
 import Discovery from "../../Discovery/index.vue";
+import SpriteAnimator from "@/components/Sprite/SpriteAnimator.vue";
 import ChatGuide from "../ChatGuide/index.vue";
 
 import ChatTopNavBar from "../ChatTopNavBar/index.vue";
@@ -351,6 +369,18 @@ let currentSessionMessageId = null;
 const tabIndex = ref(0);
 const tabList = ["探索发现", "AI伴游"];
 
+const homeSpriteStyle = computed(() => {
+  const images = mainPageDataModel.value?.initPageImages || {};
+  return {
+    ipLargeImage: images.ipLargeImage,
+    frameWidth: images.ipLargeImageWidth,
+    frameHeight: images.ipLargeImageHeight,
+    totalFrames: images.ipLargeTotalFrames,
+    columns: images.ipLargeColumns,
+    displayWidth: 105,
+  };
+});
+
 const handleChange = (i) => {
   console.log("切换:", i);
 };