Update macOS ARM64 build workflow to use Node.js 20 and TypeScript 5.4.5

.github/workflows/build-darwin-arm64.yml

@@ -10,6 +10,7 @@ on:
 jobs:
   build:
     runs-on: macos-latest
+    timeout-minutes: 60
     steps:
       - name: Checkout repository
         uses: actions/checkout@v4
@@ -17,23 +18,18 @@ jobs:
       - name: Set up Node.js
         uses: actions/setup-node@v4
         with:
-          node-version: '22'
+          node-version: '20'
           cache: 'npm'
 
       - name: Install dependencies
         run: npm install
 
+      - name: Install stable TypeScript version
+        run: npm install typescript@5.4.5 --save-dev
+
       - name: Build React
         run: npm run buildreact
 
-      - name: Start watch mode
-        run: npm run watch &
-        env:
-          NODE_ENV: development
-
-      - name: Wait for build to complete
-        run: sleep 300
-
       - name: Build for macOS ARM64
         run: npm run gulp vscode-darwin-arm64
 
@@ -42,3 +38,4 @@ jobs:
         with:
           name: void-darwin-arm64
           path: out-vscode/
+          retention-days: 7