repro: add even more logging to HookRunner and TestRig

integration-tests/hooks-system.test.ts

@@ -100,7 +100,10 @@ describe('Hooks System Integration', () => {
 
       const scriptPath = rig.createScript(
         'stderr_block_hook.cjs',
-        "process.stderr.write('File writing blocked by security policy'); process.exit(2);",
+        `
+process.stderr.write('File writing blocked by security policy');
+process.exit(2);
+`,
       );
 
       const normalizedCmd = normalizePath(`node "${scriptPath}"`);