chore(deps): bump actions/setup-node from 6 to 7 (#30)

Author: dependabot[bot]

.github/workflows/etherpad-integration.yml

@@ -48,7 +48,7 @@ jobs:
           version: 10
           run_install: false
 
-      - uses: actions/setup-node@v6
+      - uses: actions/setup-node@v7
         with:
           node-version: 25
           cache: pnpm

.github/workflows/npmpublish.yml

@@ -18,7 +18,7 @@ jobs:
       contents: write   # for the atomic version-bump push (branch + tag)
       id-token: write   # for npm OIDC trusted publishing
     steps:
-      - uses: actions/setup-node@v6
+      - uses: actions/setup-node@v7
         with:
           # OIDC trusted publishing needs npm >= 11.5.1, which requires
           # Node >= 20.17.0. setup-node's `20` resolves to the latest

.github/workflows/test-and-release.yml

@@ -10,7 +10,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v7
-      - uses: actions/setup-node@v6
+      - uses: actions/setup-node@v7
         with:
           node-version: 25
       - uses: pnpm/action-setup@v6