fix actions

.github/workflows/main.yml

@@ -8,18 +8,26 @@ jobs:
     name: Update
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v2
-      - uses: actions/[email protected]
+      - name: Checkout
+        uses: actions/checkout@v3
+
+      - name: Setup Node
+        uses: actions/setup-node@v3
         with:
-          node-version-file: pulumi/package.json
+          node-version-file: ".nvmrc"
+          cache: "npm"
+
       - name: Configure AWS Credentials
         uses: aws-actions/configure-aws-credentials@v1
         with:
           aws-access-key-id: ${{ secrets.AWS_ACCESS_KEY_ID }}
           aws-region: ${{ secrets.AWS_REGION }}
           aws-secret-access-key: ${{ secrets.AWS_SECRET_ACCESS_KEY }}
-      - run: cd pulumi && npm install
-      - uses: pulumi/actions@v3
+
+      - run: cd pulumi && npm ci
+
+      - name: Pulumi Update
+        uses: pulumi/actions@v4
         with:
           command: up
           stack-name: dev

pulumi/.nvmrc

@@ -0,0 +1 @@
+18