Update CI to Node 26

Author: rubensworks

.github/workflows/ci.yml

@@ -12,7 +12,7 @@ jobs:
           key: ${{ runner.os }}-lint-modules-${{ hashFiles('**/yarn.lock') }}
       - uses: actions/setup-node@v6
         with:
-          node-version: 24.x
+          node-version: 26.x
       - run: yarn install
       - run: yarn run lint
 
@@ -22,9 +22,9 @@ jobs:
       matrix:
         os: [ubuntu-latest]
         node-version:
-          - 20.x
           - 22.x
           - 24.x
+          - 26.x
     steps:
       - name: Use Node.js ${{ matrix.node-version }}
         uses: actions/setup-node@v6
@@ -67,9 +67,9 @@ jobs:
       matrix:
         os: [ubuntu-latest]
         node-version:
-          - 20.x
           - 22.x
           - 24.x
+          - 26.x
         spec:
           - 1-1
           - 1-2
@@ -102,6 +102,6 @@ jobs:
           key: ${{ runner.os }}-webpack-modules-${{ hashFiles('**/yarn.lock') }}
       - uses: actions/setup-node@v6
         with:
-          node-version: 24.x
+          node-version: 26.x
       - run: yarn install
       - run: npx webpack