build(deps): bump actions/setup-node from 4 to 7

Bumps [actions/setup-node](https://github.com/actions/setup-node) from 4 to 7.
- [Release notes](https://github.com/actions/setup-node/releases)
- [Commits](actions/setup-node@v4...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

@@ -24,7 +24,7 @@ jobs:
     steps:
       - uses: actions/checkout@v7
         with: { fetch-depth: 0 } # Pinned historical codec differential oracle.
-      - uses: actions/setup-node@v4
+      - uses: actions/setup-node@v7
         with:
           node-version: ${{ matrix.node }}
           cache: npm
@@ -62,7 +62,7 @@ jobs:
     steps:
       - uses: actions/checkout@v7
         with: { fetch-depth: 0 } # Pinned historical codec differential oracle.
-      - uses: actions/setup-node@v4
+      - uses: actions/setup-node@v7
         with: { node-version: 24, cache: npm }
       - run: npm ci --ignore-scripts
       - name: Full deterministic nonactuating software mission
@@ -81,7 +81,7 @@ jobs:
     timeout-minutes: 10
     steps:
       - uses: actions/checkout@v7
-      - uses: actions/setup-node@v4
+      - uses: actions/setup-node@v7
         with: { node-version: 24, cache: npm }
       - run: npm ci --ignore-scripts
       - name: Audit locked dependency graph
@@ -98,7 +98,7 @@ jobs:
     timeout-minutes: 10
     steps:
       - uses: actions/checkout@v7
-      - uses: actions/setup-node@v4
+      - uses: actions/setup-node@v7
         with: { node-version: 24, cache: npm }
       - run: npm ci
       - name: Assert ruvector backends are NOT installed

.github/workflows/dream-nightly.yml

@@ -41,7 +41,7 @@ jobs:
       - uses: actions/checkout@v7
         with:
           fetch-depth: 0
-      - uses: actions/setup-node@v4
+      - uses: actions/setup-node@v7
         with: { node-version: 24, cache: npm }
       - run: npm ci
       - run: npm run build

.github/workflows/release.yml

@@ -24,7 +24,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v7
-      - uses: actions/setup-node@v4
+      - uses: actions/setup-node@v7
         with:
           node-version: 24
           registry-url: https://registry.npmjs.org