feat(kb-routing): expand 5-way keyword routing coverage

test2/server/services/contextKeywordTracker.js

@@ -3,18 +3,14 @@
  * 记忆最近的产品/主题关键词，用于追问理解
  */
 
+const { TRACKER_KEYWORD_GROUPS, buildKeywordRegex } = require('./knowledgeKeywords');
+
 class ContextKeywordTracker {
   constructor() {
     this.sessionKeywords = new Map();
     this.TTL = 30 * 60 * 1000;
     this.MAX_KEYWORDS = 8;
-    this.keywordPatterns = [
-      /(一成系统|Ai众享|AI众享|数字化工作室|盛咖学愿|数字化运营|数字化经营|数字化营销|数字化创业|数字化事业)/gi,
-      /(PM-FitLine|PM细胞营养素|细胞营养素|德国PM|PM公司)/gi,
-      /(小红产品|大白产品|小白产品|Activize Oxyplus|Activize|Basics|Restorate|儿童倍适|Basic Power|CitrusCare|NutriSunny|Omega)/gi,
-      /(肽美|艾特维|德丽|德维|宝丽|美固健|葡萄籽|白藜芦醇|益生菌|胶原蛋白肽|Q10)/gi,
-      /(NTC营养保送系统|火炉原理|阿育吠陀|招商|加盟|代理|事业机会|招商加盟|合作加盟|事业合作)/gi,
-    ];
+    this.keywordPatterns = TRACKER_KEYWORD_GROUPS.map((group) => buildKeywordRegex(group, 'gi'));
     this.cleanupTimer = setInterval(() => this.cleanup(), this.TTL);
     if (typeof this.cleanupTimer.unref === 'function') {
       this.cleanupTimer.unref();