update to node v20

Dockerfile

@@ -19,11 +19,9 @@ COPY --from=build_node_modules /app /app
 # than what runs inside of docker.
 RUN mv /app/node_modules /node_modules
 
-# Enable this to run `npm run serve`
-RUN npm i -g nodemon
-
 # Install Linux packages
 RUN apk add -U --no-cache \
+  iptables \
   wireguard-tools \
   dumb-init
 

src/package.json

@@ -5,7 +5,7 @@
   "description": "",
   "main": "server.js",
   "scripts": {
-    "serve": "DEBUG=Server,WireGuard nodemon server.js",
+    "serve": "DEBUG=Server,WireGuard node --watch server.js",
     "serve-with-password": "PASSWORD=wg npm run serve",
     "lint": "eslint ."
   },
@@ -22,12 +22,7 @@
     "eslint": "^7.27.0",
     "eslint-config-athom": "^2.1.0"
   },
-  "nodemonConfig": {
-    "ignore": [
-      "www/*"
-    ]
-  },
   "engines": {
-    "node": "14"
+    "node": "20"
   }
 }