build: switch to pnpm

.github/workflows/tests.yml

@@ -21,9 +21,14 @@ jobs:
           # checkout this is an improved security measure.
           persist-credentials: false
           submodules: true
-      - uses: actions/cache@6f8efc29b200d32929f49075959781ed54ec270c # tag=v3.5.0
+      - uses: pnpm/action-setup@41ff72655975bd51cab0327fa583b6e92b6d3061 # v4.2.0
         with:
-          path: /.yarn/cache
-          key: v1-${{hashFiles('yarn.lock')}}
-      - run: yarn install --immutable
-      - run: yarn mocha -R spec
+          run_install: false
+      - uses: actions/setup-node@53b83947a5a98c8d113130e565377fae1a50d02f # v6.3.0
+        with:
+          node-version-file: '.nvmrc'
+          cache: 'pnpm'
+      - run: pnpm install --frozen-lockfile
+      - name: Setup Puppeteer
+        run: pnpm puppeteer browsers install chrome
+      - run: pnpm test -R spec

.gitignore

@@ -20,14 +20,4 @@ node_modules
 
 # Ignore npm/yarn debug log
 npm-debug.log
-yarn-error.log
-
-# Yarn v2+. Zero installs disabled since we are not using PnP.
-.pnp.*
-.yarn/*
-!.yarn/patches
-!.yarn/plugins
-!.yarn/releases
-!.yarn/sdks
-!.yarn/versions
-!.yarn/yarn.js
+yarn-error.log

package.json

@@ -5,6 +5,12 @@
   "author": "Felix Gnass <fgnass@gmail.com>",
   "description": "Server-side DOM implementation based on Mozilla's dom.js",
   "main": "./lib",
+  "packageManager": "pnpm@10.31.0",
+  "engines": {
+    "npm": "Please use pnpm instead of NPM to install dependencies",
+    "yarn": "Please use pnpm instead of Yarn to install dependencies",
+    "pnpm": "10.31.0"
+  },
   "repository": {
     "type": "git",
     "url": "https://github.com/angular/domino.git"
@@ -16,7 +22,7 @@
   "devDependencies": {
     "jquery": "^3.5.1",
     "mocha": "^6.2.3",
-    "puppeteer": "^21.3.5",
+    "puppeteer": "^24.39.0",
     "should": "^13.2.3"
   }
 }