pkg: Stackblitz demos run on node 18

Author: ntucker

examples/coin-app/package.json

@@ -16,6 +16,9 @@
     "test:pkg": "webpack --env check=nobuild",
     "postinstall": "rm -rf node_modules/.cache"
   },
+  "engines": {
+    "node": ">=18.0"
+  },
   "browserslist": "extends @anansi/browserslist-config",
   "keywords": [
     "anansi"

examples/github-app/package-lock.json

@@ -16,6 +16,9 @@
   "stackblitz": {
     "startCommand": "npm start"
   },
+  "engines": {
+    "node": ">=18.0"
+  },
   "browserslist": "extends @anansi/browserslist-config",
   "keywords": [
     "anansi"

examples/github-app/package.json

@@ -9,6 +9,9 @@
     "start": "next start",
     "lint": "yarn g:lint"
   },
+  "engines": {
+    "node": ">=18.0"
+  },
   "dependencies": {
     "@anansi/babel-preset": "^6.0.0",
     "@babel/core": "^7.24.7",

examples/nextjs/package-lock.json

@@ -13,6 +13,9 @@
     "build:profile": "webpack --mode=production --env profile",
     "test:pkg": "webpack --env check=nobuild"
   },
+  "engines": {
+    "node": ">=18.0"
+  },
   "stackblitz": {
     "startCommand": "npm start"
   },