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Co-authored-by: gemini-code-assist[bot] <176961590+gemini-code-assist[bot]@users.noreply.github.com>

Author: danieljbruce

handwritten/bigtable/cloudbuild.yaml

@@ -17,7 +17,7 @@ steps:
   dir: 'handwritten/bigtable'
 
 # 1. Set up Node.js environment
-- name: 'node:18'
+- name: 'node:24'
   entrypoint: 'bash'
   args:
   - '-c'

handwritten/bigtable/system-test/install.ts

@@ -43,7 +43,13 @@ describe('📦 pack-n-play test', () => {
         description: 'JavaScript user can use the library',
         // Inject the reference directive at the top of the code
         // The reference header is needed so packnplay tests recognize require
-        ts:
+      packageDir: process.cwd(),
+      sample: {
+        description: 'JavaScript user can use the library',
+        cjs: readFileSync(
+          './system-test/fixtures/sample/src/index.js',
+        ).toString(),
+      },
           '/// <reference types="node" />\n' +
           readFileSync('./system-test/fixtures/sample/src/index.js').toString(),
         // Still needed so the package actually gets installed in the temp environment