Add private-server environment

Author: codeguru42

http-client.env.json

@@ -6,5 +6,9 @@
   "private": {
     "host": "192.168.1.2",
     "port": "8000"
+  },
+  "private-server": {
+    "host": "192.168.1.9",
+    "port": "8000"
   }
 }