build: pin actions and switch npm publish to oidc

Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>

Author: dgreif

.github/dependabot.yml

@@ -4,9 +4,11 @@ updates:
     directory: /
     schedule:
       interval: weekly
+    groups:
+      npm:
+        patterns:
+          - "*"
   - package-ecosystem: github-actions
     directory: /
     schedule:
       interval: weekly
-    cooldown:
-      default-days: 3

.github/workflows/nodejs.yml

@@ -6,10 +6,9 @@ jobs:
   build:
     runs-on: ubuntu-latest
     steps:
-      # TODO: Pin third-party actions to full commit SHAs after validating the current tags.
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@df4cb1c069e1874edd31b4311f1884172cec0e10 # v6.0.3
       - name: Use Node.js
-        uses: actions/setup-node@v4
+        uses: actions/setup-node@48b55a011bda9f5d6aeb4c2d9c7362e8dae4041e # v6.4.0
         with:
           node-version: 26
           cache: npm

.github/workflows/publish.yml

@@ -12,9 +12,8 @@ jobs:
   publish-npm:
     runs-on: ubuntu-latest
     steps:
-      # TODO: Pin third-party actions to full commit SHAs after validating the current tags.
-      - uses: actions/checkout@v4
-      - uses: actions/setup-node@v4
+      - uses: actions/checkout@df4cb1c069e1874edd31b4311f1884172cec0e10 # v6.0.3
+      - uses: actions/setup-node@48b55a011bda9f5d6aeb4c2d9c7362e8dae4041e # v6.4.0
         with:
           node-version: 26
           registry-url: https://registry.npmjs.org/
@@ -25,7 +24,4 @@ jobs:
       - run: npm version ${TAG_NAME} --git-tag-version=false
         env:
           TAG_NAME: ${{ github.event.release.tag_name }}
-      # TODO: This job publishes with an npm token; review secret scope before widening triggers or permissions.
-      - run: npm whoami; npm --ignore-scripts publish --provenance
-        env:
-          NODE_AUTH_TOKEN: ${{secrets.npm_token}}
+      - run: npm publish --ignore-scripts --provenance

.nvmrc

@@ -30,7 +30,7 @@
     "eslint": "^8.0.1",
     "eslint-plugin-github": "^5.0.2",
     "nodejs-websocket": "^1.7.2",
-    "playwright": "1.55.1",
+    "playwright": "^1.60.0",
     "rollup": "^4.24.0",
     "typescript": "^5.6.3",
     "vitest": "^4.1.7"
@@ -41,8 +41,5 @@
       "plugin:github/recommended",
       "plugin:github/typescript"
     ]
-  },
-  "engines": {
-    "node": ">=26"
   }
 }