Use .nvmrc to determine node versions for build in CI actions

.github/workflows/edge.yml

@@ -13,7 +13,7 @@ jobs:
       - name: Setup Node.js
         uses: actions/setup-node@v4
         with:
-          node-version: '24.13.0'
+          node-version-file: '.nvmrc'
       - name: Setup Go
         uses: actions/setup-go@v4
         with:

.github/workflows/release.yml

@@ -19,7 +19,7 @@ jobs:
       - name: Setup Node.js
         uses: actions/setup-node@v4
         with:
-          node-version: '24.13.0'
+          node-version-file: '.nvmrc'
           registry-url: 'https://registry.npmjs.org'
       - name: Install dependencies
         run: npm ci

.github/workflows/test.yml

@@ -23,7 +23,7 @@ jobs:
       - name: Setup Node.js
         uses: actions/setup-node@v4
         with:
-          node-version: '24.13.0'
+          node-version-file: '.nvmrc'
 
       - name: Install dependencies
         run: npm ci