fix(chat-intent): 隐式攻略/页面生成请求直接路由到 static-page-publish

短句如"苏州攻略页面"此前会被规则/LLM 误判为 product-campaign-page（先追问
促销信息），导致用户体验成"卡住不动"。规则层扩大页面生成意图识别，并新增
coercePageGenerationSkill 在 LLM 判为 product-campaign-page 但明显是内容页
时强制纠正为 static-page-publish，避免不必要的追问。同步更新两个技能文档
的适用边界说明。

Co-authored-by: Cursor <cursoragent@cursor.com>

chat-skills.mjs

@@ -17,8 +17,28 @@ const PAGE_GENERATION_INTENT_PATTERNS = [
   /(?:生成|做|制作|创建|设计|写|出)(?:一个|一份|个)?(?:H5|h5|HTML|html|网页|页面|活动页|宣传页|落地页|分享页)/u,
   /(?:帮我|给我).*(?:H5|h5|HTML|html|网页|页面|活动页|宣传页|落地页|分享页)/u,
   /(?:publish|create|generate|make|build|design).*(?:html|web\s?page|landing\s?page|h5)/i,
+  // 隐式页面需求：主题/攻略 + 页面，无显式动词（如「苏州攻略页面」）
+  /(?:攻略|指南|游记|手册|简介|介绍|展示).{0,8}(?:页面|网页|H5|h5|html)/u,
+  /[^\s，。！？]{2,20}(?:攻略|指南).{0,4}(?:页面|网页)/u,
 ];
 
+const PRODUCT_CAMPAIGN_INTENT_PATTERNS = [
+  /(?:商品|购买|下单|种草|带货|促销|上架|SKU|店铺|电商)/u,
+  /(?:https?:\/\/|taobao|tmall|jd\.com|商品链接|购买链接|购买按钮)/iu,
+];
+
+export function isPageGenerationIntent(text) {
+  const normalized = String(text ?? '').trim();
+  if (!normalized) return false;
+  return PAGE_GENERATION_INTENT_PATTERNS.some((pattern) => pattern.test(normalized));
+}
+
+export function isProductCampaignIntent(text) {
+  const normalized = String(text ?? '').trim();
+  if (!normalized) return false;
+  return PRODUCT_CAMPAIGN_INTENT_PATTERNS.some((pattern) => pattern.test(normalized));
+}
+
 export const CHAT_SKILL_DEFINITIONS = [
   {
     id: 'web-search',
@@ -149,10 +169,7 @@ export function filterChatSkills(options, ctx) {
 export function buildAutoChatSkillPrefix(text, grantedSkills = []) {
   const trimmed = String(text ?? '').trim();
   if (!trimmed) return '';
-  if (
-    grantedSkills.includes(PUBLISH_SKILL_NAME) &&
-    PAGE_GENERATION_INTENT_PATTERNS.some((pattern) => pattern.test(trimmed))
-  ) {
+  if (grantedSkills.includes(PUBLISH_SKILL_NAME) && isPageGenerationIntent(trimmed)) {
     return buildChatSkillPrompt('generate-page', PUBLISH_SKILL_NAME);
   }
   if (!grantedSkills.includes('web')) return '';