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/AigcConsentDialog/index.vue

@@ -0,0 +1,94 @@
+<template>
+  <view
+    v-if="visible"
+    class="aigc-consent-overlay"
+    @touchmove.stop.prevent
+  >
+    <view class="aigc-consent-dialog">
+      <text class="aigc-consent-title">温馨提示</text>
+
+      <view class="aigc-consent-content">
+        <text v-if="content">{{ content }}</text>
+        <template v-else>
+          <text>{{ defaultContentPrefix }}</text>
+          <text class="aigc-consent-rule" @tap.stop="handleRuleClick">
+            《{{ ruleName }}》
+          </text>
+          <text>{{ defaultContentSuffix }}</text>
+        </template>
+      </view>
+
+      <view class="aigc-consent-actions">
+        <button
+          class="aigc-consent-button aigc-consent-cancel"
+          type="default"
+          @tap.stop="handleCancel"
+        >
+          取消
+        </button>
+        <button
+          class="aigc-consent-button aigc-consent-agree"
+          type="default"
+          @tap.stop="handleAgree"
+        >
+          我同意
+        </button>
+      </view>
+    </view>
+  </view>
+</template>
+
+<script setup>
+import { computed } from "vue";
+
+const props = defineProps({
+  visible: {
+    type: Boolean,
+    default: false,
+  },
+  companyName: {
+    type: String,
+    default: "智念科技服务有限公司",
+  },
+  ruleName: {
+    type: String,
+    default: "智念AI用户规则",
+  },
+  content: {
+    type: String,
+    default: "",
+  },
+});
+
+const emit = defineEmits(["update:visible", "cancel", "agree", "ruleClick"]);
+
+const defaultContentPrefix = computed(
+  () =>
+    `欢迎使用【${props.companyName}】提供的AI内容升级服务。本服务通过人工智能技术（AIGC）将您上传的照片或视频与景区场景模板进行创意优化，为您生成具有特定风格的旅行内容。请您仔细阅读`
+);
+
+const defaultContentSuffix =
+  "，您点击“我同意”等进行下一步操作的行为均视为您同意受本规则约束。如您不同意，您可以直接关闭页面。";
+
+const close = () => {
+  emit("update:visible", false);
+};
+
+const handleCancel = () => {
+  close();
+  emit("cancel");
+};
+
+const handleAgree = () => {
+  close();
+  emit("agree");
+};
+
+const handleRuleClick = () => {
+  emit("ruleClick");
+};
+</script>
+
+<style scoped lang="scss">
+@import "./styles/index.scss";
+</style>