Merge from vscode e3c4990c67c40213af168300d1cfeb71d680f877 (#16569)

.github/workflows/ci.yml

@@ -243,7 +243,6 @@ jobs:
         with:
           path: "**/node_modules"
           key: ${{ runner.os }}-cacheNodeModules13-${{ steps.nodeModulesCacheKey.outputs.value }}
-          restore-keys: ${{ runner.os }}-cacheNodeModules13-
       - name: Get yarn cache directory path
         id: yarnCacheDirPath
         if: ${{ steps.cacheNodeModules.outputs.cache-hit != 'true' }}
@@ -279,6 +278,9 @@ jobs:
       # - name: Run Monaco Editor Checks {{SQL CARBON EDIT}} Remove Monaco checks
       #   run: yarn monaco-compile-check
 
+      - name: Compile /build/
+        run: yarn --cwd build compile
+
       - name: Run Trusted Types Checks
         run: yarn tsec-compile-check