chore(bailian-kb-dsh): 更新版本号至0.1.19

- 将package.json中的版本号从0.1.18更新为0.1.19
- 保持项目描述和关键词不变
- 为发布新版本做准备

Author: clark-fc

packages/bailian-kb-dsh/package.json

@@ -1,6 +1,6 @@
 {
   "name": "bailian-kb-dsh",
-  "version": "0.1.18",
+  "version": "0.1.19",
   "description": "Bailian knowledge-base tools for DeepSeek Harness: kb_search and kb_chat over the DashScope RAG API, plus the bl CLI management skill.",
   "keywords": [
     "alibaba-cloud",