Use .nvmrc for Node version in CI and update dev devcontainer to Node 24

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

Author: ntotten

.devcontainer/dev/base.Dockerfile

@@ -1,5 +1,5 @@
-# [Choice] Node.js version (use -bullseye variants on local arm64/Apple Silicon): 22-bullseye, 18-bullseye, 16-bullseye, 14-bullseye, 22-buster, 18-buster, 16-buster, 14-buster
-ARG VARIANT=22-bullseye
+# [Choice] Node.js version (use -bullseye variants on local arm64/Apple Silicon): 24-bullseye, 22-bullseye, 18-bullseye, 16-bullseye, 24-buster, 22-buster, 18-buster, 16-buster
+ARG VARIANT=24-bullseye
 FROM node:${VARIANT}
 
 # [Option] Install zsh

.devcontainer/dev/devcontainer.json

@@ -4,10 +4,10 @@
   "name": "Node.js",
   "build": {
     "dockerfile": "Dockerfile",
-    // Update 'VARIANT' to pick a Node version: 22, 18, 16, 14.
+    // Update 'VARIANT' to pick a Node version: 24, 22, 18, 16.
     // Append -bullseye or -buster to pin to an OS version.
     // Use -bullseye variants on local arm64/Apple Silicon.
-    "args": { "VARIANT": "22-bullseye" }
+    "args": { "VARIANT": "24-bullseye" }
   },
 
   // Configure tool-specific properties.

.github/workflows/main.yaml

@@ -13,7 +13,7 @@ jobs:
           lfs: "true"
       - uses: actions/setup-node@v6
         with:
-          node-version: "22"
+          node-version-file: ".nvmrc"
           cache: "npm"
       - run: npm ci
       - run: npm run format:ci
@@ -38,7 +38,7 @@ jobs:
           lfs: "true"
       - uses: actions/setup-node@v6
         with:
-          node-version: "22"
+          node-version-file: ".nvmrc"
           cache: "npm"
       - run: npm ci
       - run: npm run build
@@ -116,7 +116,7 @@ jobs:
           lfs: "true"
       - uses: actions/setup-node@v6
         with:
-          node-version: "22"
+          node-version-file: ".nvmrc"
           cache: "npm"
       - run: npm ci
 

.github/workflows/update-zudoku.yaml

@@ -26,7 +26,7 @@ jobs:
       - name: Install Node.js
         uses: actions/setup-node@v6
         with:
-          node-version: "22"
+          node-version-file: ".nvmrc"
           registry-url: "https://registry.npmjs.org"
           cache: "npm"