refactor: 客户端目录统一添加 kenaito-conf- 前缀

- go-client → kenaito-conf-go-client
- python-client → kenaito-conf-python-client
- python-client-demo → kenaito-conf-python-client-demo
- nodejs-client → kenaito-conf-nodejs-client
- nodejs-client-demo → kenaito-conf-nodejs-client-demo
- 更新所有 README 和 package.json 中的路径引用

kenaito-conf-nodejs-client-demo/package.json

@@ -0,0 +1,13 @@
+{
+  "name": "kenaito-conf-demo",
+  "version": "1.0.0",
+  "description": "Kenaito Config Center Node.js Demo",
+  "type": "module",
+  "scripts": {
+    "start": "node app.js"
+  },
+  "dependencies": {
+    "kenaito-conf": "file:../kenaito-conf-nodejs-client",
+    "express": "^4.18.0"
+  }
+}