chore: centralize Node/npm setup to fix CI failures

.github/actions/build/action.yml

@@ -11,11 +11,10 @@ runs:
   using: composite
 
   steps:
-    - name: Setup Node
-      uses: actions/setup-node@v3
+    - name: Setup Node and npm
+      uses: ./.github/actions/setup-node-npm
       with:
         node-version: ${{ inputs.node }}
-        cache: 'npm'
 
     - name: Install dependencies
       shell: bash

.github/actions/npm-publish/action.yml

@@ -1,13 +1,18 @@
 name: Publish release to npm
+description: Publish SDK package to npm
 
 inputs:
   node-version:
+    description: Node.js version to use
     required: true
   version:
+    description: Version being published
     required: true
   require-build:
+    description: Whether to build before publishing
     default: true
   release-directory:
+    description: Directory to publish from
     default: './'
 
 runs:
@@ -17,17 +22,12 @@ runs:
     - name: Checkout code
       uses: actions/checkout@v4
 
-    - name: Setup Node
-      uses: actions/setup-node@v4
+    - name: Setup Node and npm
+      uses: ./.github/actions/setup-node-npm
       with:
         node-version: ${{ inputs.node-version }}
-        cache: 'npm'
         registry-url: 'https://registry.npmjs.org'
 
-    - name: Update npm to version 11
-      shell: bash
-      run: npm install -g npm@11
-
     - name: Install dependencies
       shell: bash
       run: npm ci --include=dev

.github/actions/setup-node-npm/action.yml

@@ -0,0 +1,30 @@
+name: Setup Node and npm
+description: Setup Node.js and upgrade npm to version 11 for trusted publishing support
+
+inputs:
+  node-version:
+    description: The Node version to use
+    required: false
+    default: '22'
+  cache:
+    description: Enable npm caching
+    required: false
+    default: 'npm'
+  registry-url:
+    description: Registry URL for publishing
+    required: false
+
+runs:
+  using: composite
+
+  steps:
+    - name: Setup Node
+      uses: actions/setup-node@v6
+      with:
+        node-version: ${{ inputs.node-version }}
+        cache: ${{ inputs.cache }}
+        registry-url: ${{ inputs.registry-url }}
+
+    - name: Update npm to version 11
+      shell: bash
+      run: npm install -g npm@11

.github/workflows/publish.yml

@@ -93,11 +93,10 @@ jobs:
           fetch-depth: 0
           ref: ${{ github.event.inputs.branch }}
 
-      - name: Setup Node
-        uses: actions/setup-node@v6
+      - name: Setup Node and npm
+        uses: ./.github/actions/setup-node-npm
         with:
           node-version: ${{ env.NODE_VERSION }}
-          cache: npm
           registry-url: 'https://registry.npmjs.org'
 
       - name: Install dependencies