chore: drop node 20, add node 26 to CI matrix, bump .nvmrc to 24 (#701)

* chore: drop node 20 bump nvmrc to 24

* add node 26 to ci matrix

* bump setup-node to v6.4.0 in matrix job for node 26 support

* mark node 26 as continue-on-error until gha manifest includes it

* remove node 26 from matrix until gha runner manifest includes it

Author: ava-silver

.github/workflows/build.yml

@@ -49,14 +49,14 @@ jobs:
     strategy:
       max-parallel: 4
       matrix:
-        node-version: [20, 22, 24]
+        node-version: [22, 24]
 
     steps:
       - name: Checkout
         uses: actions/checkout@34e114876b0b11c390a56381ad16ebd13914f8d5 # v4
 
       - name: Set up Node ${{ matrix.node-version }}
-        uses: actions/setup-node@49933ea5288caeca8642d1e84afbd3f7d6820020 # v4
+        uses: actions/setup-node@48b55a011bda9f5d6aeb4c2d9c7362e8dae4041e # v6.4.0
         with:
           node-version: ${{ matrix.node-version }}
 

.nvmrc

@@ -1 +1 @@
-18
+24