upgrade node to 22 and add provenance

.devcontainer/devcontainer.json

@@ -7,7 +7,7 @@
 		// Update 'VARIANT' to pick a Node version: 16, 14, 12.
 		// Append -bullseye or -buster to pin to an OS version.
 		// Use -bullseye variants on local arm64/Apple Silicon.
-		"args": { "VARIANT": "16" }
+		"args": { "VARIANT": "22" }
 	},
 
 	// Set *default* container specific settings.json values on container create.

.github/workflows/nodejs.yml

@@ -5,11 +5,11 @@ jobs:
   build:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v2
-      - name: Use Node.js 18.x
-        uses: actions/setup-node@v1
+      - uses: actions/checkout@v4
+      - name: Use Node.js
+        uses: actions/setup-node@v4
         with:
-          node-version: 18.x
+          node-version: 22.x
       - name: npm install, build, and test
         run: |
           npm install

.github/workflows/publish.yml

@@ -8,17 +8,17 @@ jobs:
   publish-npm:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v3
-      - uses: actions/setup-node@v3
+      - uses: actions/checkout@v4
+      - uses: actions/setup-node@v4
         with:
-          node-version: 18
+          node-version: 22
           registry-url: https://registry.npmjs.org/
           cache: npm
       - run: npm ci
       - run: npm test
       - run: npm version ${TAG_NAME} --git-tag-version=false
         env:
           TAG_NAME: ${{ github.event.release.tag_name }}
-      - run: npm whoami; npm --ignore-scripts publish
+      - run: npm whoami; npm --ignore-scripts publish --provenance
         env:
           NODE_AUTH_TOKEN: ${{secrets.npm_token}}