chore: require Node 26.13.0 for site tooling

.github/workflows/deploy-cloudflare.yml

@@ -65,6 +65,7 @@ jobs:
 
       - uses: harlan-zw/harlan-nuxt/.github/actions/harlan-desktop-setup@575a348edd78a65c6b28104a86d6a3401301c913
         with:
+          node-version: 26.13.0
           install-args: ''
 
       # Persists + accumulates prior deploys' client chunks across builds so old
@@ -190,7 +191,7 @@ jobs:
       - uses: pnpm/action-setup@0977fd99725f1db4007ccb2928dbb4e90d06cc86 # v6.0.10
       - uses: actions/setup-node@820762786026740c76f36085b0efc47a31fe5020 # v7.0.0
         with:
-          node-version: '24'
+          node-version: 26.13.0
           cache: pnpm
       - run: pnpm install --frozen-lockfile --ignore-scripts
       # Compares the commit the live version was built from, not HEAD^. A merge

.github/workflows/test.yml

@@ -30,6 +30,10 @@ jobs:
         with:
           persist-credentials: false
       - uses: harlan-zw/harlan-nuxt/.github/actions/harlan-desktop-setup@575a348edd78a65c6b28104a86d6a3401301c913
+        with:
+          node-version: 26.13.0
+      - name: Build skill harness image
+        run: docker build --tag skilld-harness-check ./workers/skill-harness
       - run: |
           pnpm --filter @skilld/skill-harness-worker types:check
           pnpm --filter @skilld/skill-harness-worker typecheck
@@ -45,11 +49,14 @@ jobs:
         with:
           persist-credentials: false
       - uses: harlan-zw/harlan-nuxt/.github/actions/harlan-desktop-setup@575a348edd78a65c6b28104a86d6a3401301c913
+        with:
+          node-version: 26.13.0
       - run: pnpm check:skills
 
   site:
     uses: harlan-zw/harlan-nuxt/.github/workflows/harlan-desktop-site-ci.yml@575a348edd78a65c6b28104a86d6a3401301c913
     with:
+      node-version: 26.13.0
       runs-on: '["ubuntu-latest"]'
       # Hosted runners have no workstation task cache. Prepare Nuxt before
       # typecheck and tests through the reusable workflow's direct commands.
@@ -74,6 +81,8 @@ jobs:
         with:
           persist-credentials: false
       - uses: harlan-zw/harlan-nuxt/.github/actions/harlan-desktop-setup@575a348edd78a65c6b28104a86d6a3401301c913
+        with:
+          node-version: 26.13.0
       - run: pnpm cli:grammar
 
   build:
@@ -86,6 +95,8 @@ jobs:
         with:
           persist-credentials: false
       - uses: harlan-zw/harlan-nuxt/.github/actions/harlan-desktop-setup@575a348edd78a65c6b28104a86d6a3401301c913
+        with:
+          node-version: 26.13.0
       - run: pnpm build
         env:
           NODE_OPTIONS: --max-old-space-size=8192

.github/workflows/weekly-social.yml

@@ -34,6 +34,8 @@ jobs:
         with:
           persist-credentials: false
       - uses: harlan-zw/harlan-nuxt/.github/actions/harlan-desktop-setup@575a348edd78a65c6b28104a86d6a3401301c913
+        with:
+          node-version: 26.13.0
       - name: Prepare post and verify destination
         id: prepare
         run: pnpm exec tsx scripts/weekly-social.ts prepare ${{ matrix.destination }}

.node-version

@@ -0,0 +1 @@
+26.13.0

package.json

@@ -11,7 +11,7 @@
   },
   "license": "MIT",
   "engines": {
-    "node": "^22.22.3 || ^24.15.0 || >=26.0.0"
+    "node": ">=26.13.0 <27"
   },
   "scripts": {
     "dev": "nuxi dev",

workers/skill-harness/Dockerfile

@@ -1,4 +1,4 @@
-FROM node:24.18.0-trixie-slim
+FROM node:26.13.0-trixie-slim
 
 RUN apt-get update \
     && apt-get install -y --no-install-recommends ca-certificates git ripgrep \