chore(deps): bump actions/setup-node from 6 to 7

Bumps [actions/setup-node](https://github.com/actions/setup-node) from 6 to 7.
- [Release notes](https://github.com/actions/setup-node/releases)
- [Commits](actions/setup-node@v6...v7)

---
updated-dependencies:
- dependency-name: actions/setup-node
  dependency-version: '7'
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

.github/workflows/ci.yml

@@ -33,7 +33,7 @@ jobs:
         uses: actions/checkout@v7
 
       - name: Setup Node.js ${{ matrix.node-version }}
-        uses: actions/setup-node@v6
+        uses: actions/setup-node@v7
         with:
           node-version: ${{ matrix.node-version }}
           cache: 'npm'
@@ -96,7 +96,7 @@ jobs:
         uses: actions/checkout@v7
 
       - name: Setup Node.js
-        uses: actions/setup-node@v6
+        uses: actions/setup-node@v7
         with:
           node-version: 22
           cache: 'npm'
@@ -171,7 +171,7 @@ jobs:
         uses: actions/checkout@v7
 
       - name: Setup Node.js
-        uses: actions/setup-node@v6
+        uses: actions/setup-node@v7
         with:
           node-version: 22
 

.github/workflows/deploy-docs.yml

@@ -26,7 +26,7 @@ jobs:
         uses: actions/checkout@v7
 
       - name: Setup Node.js
-        uses: actions/setup-node@v6
+        uses: actions/setup-node@v7
         with:
           node-version: '20'
           cache: 'npm'

.github/workflows/publish.yml

@@ -25,7 +25,7 @@ jobs:
         uses: actions/checkout@v7
 
       - name: Setup Node.js
-        uses: actions/setup-node@v6
+        uses: actions/setup-node@v7
         with:
           node-version: 22
           registry-url: 'https://registry.npmjs.org'
@@ -35,7 +35,7 @@ jobs:
       # npm Trusted Publishing requires npm CLI >=11.5.1. Confirmed directly
       # (2026-07-13): this repo's environments don't satisfy that anywhere
       # today -- host Mac 10.2.4, DevContainer 10.9.7, and this exact
-      # actions/setup-node@v6 + Node 22 combination's own default is npm
+      # actions/setup-node@v7 + Node 22 combination's own default is npm
       # 10.x. Not optional.
       - name: Upgrade npm
         run: npm install -g npm@latest