Flip silent default value and fix worker shutdown

docs/Configuration.md

@@ -1278,7 +1278,7 @@ export default config;
 
 #### GitHub Actions Reporter
 
-If included in the list, the built-in GitHub Actions Reporter will annotate changed files with test failure messages and print logs with github group features for easy navigation. Note that `'default'` should not be used in this case as `'github-actions'` will handle that already, so remember to also include `'summary'`. If you wish to use it only for annotations simply pass `'silent: true'` as option (default is `false`):
+If included in the list, the built-in GitHub Actions Reporter will annotate changed files with test failure messages and (if used with `'silent: false'`) print logs with github group features for easy navigation. Note that `'default'` should not be used in this case as `'github-actions'` will handle that already, so remember to also include `'summary'`. If you wish to use it only for annotations simply leave only the reporter without options as the default value of `'silent'` is `'true'`:
 
 ```js tab
 /** @type {import('jest').Config} */

packages/jest-reporters/src/GitHubActionsReporter.ts

@@ -66,10 +66,15 @@ export default class GitHubActionsReporter extends BaseReporter {
 
   constructor(
     _globalConfig: Config.GlobalConfig,
-    reporterOptions: {silent?: boolean} = {silent: false},
+    reporterOptions: {silent?: boolean} = {silent: true},
   ) {
     super();
-    this.options = {silent: reporterOptions.silent || false};
+    this.options = {
+      silent:
+        typeof reporterOptions.silent === 'boolean'
+          ? reporterOptions.silent
+          : true,
+    };
   }
 
   override onTestResult(
@@ -215,12 +220,10 @@ export default class GitHubActionsReporter extends BaseReporter {
           root.passed = false;
           passed = false;
         }
-        if (!element.duration || isNaN(element.duration)) {
-          throw new Error('Expected duration to be a number, got NaN');
-        }
+        const duration = element.duration || 1;
         root.children.push({
           children: [],
-          duration: Math.max(element.duration, 1),
+          duration,
           name: element.title,
           passed,
         });