diff --git a/Web/WebSocket/websocket/server/.npmrc b/Web/WebSocket/websocket/server/.npmrc
index 4fef437..60d85b5 100644
--- a/Web/WebSocket/websocket/server/.npmrc
+++ b/Web/WebSocket/websocket/server/.npmrc
@@ -1,2 +1,3 @@
 save-exact=true
 package-lock=false
+@techniker-me:registry=https://registry-node.techniker.me
diff --git a/Web/WebSocket/websocket/server/package.json b/Web/WebSocket/websocket/server/package.json
index 1834682..244525c 100644
--- a/Web/WebSocket/websocket/server/package.json
+++ b/Web/WebSocket/websocket/server/package.json
@@ -3,7 +3,9 @@
   "version": "0.0.0",
   "type": "module",
   "scripts": {
+    "preinstall": "npm prune",
     "format": "prettier --write .",
+    "prelint": "npm install",
     "lint": "eslint --max-warnings 0 .",
     "prelint:fix": "npm run format",
     "lint:fix": "eslint --fix .",
@@ -27,5 +29,9 @@
     "tsx": "4.20.6",
     "typescript": "5.9.2",
     "typescript-eslint": "8.44.1"
+  },
+  "dependencies": {
+    "@techniker-me/logger": "0.0.15",
+    "@techniker-me/tools": "2025.0.16"
   }
 }