feat(node): Document processThreadBreadcrumbIntegration

docs/platforms/javascript/common/configuration/integrations/processThreadsBreadcrumb.mdx

@@ -0,0 +1,45 @@
+---
+title: Process and Threads Breadcrumbs Integration
+description: "Adds breadcrumbs for child processes and worker threads (default)"
+supported:
+  - javascript.node
+  - javascript.aws-lambda
+  - javascript.azure-functions
+  - javascript.connect
+  - javascript.express
+  - javascript.fastify
+  - javascript.gcp-functions
+  - javascript.hapi
+  - javascript.koa
+  - javascript.nestjs
+  - javascript.electron
+  - javascript.nextjs
+  - javascript.nuxt
+  - javascript.sveltekit
+  - javascript.remix
+  - javascript.astro
+---
+
+<Alert level="info">
+
+This integration only works in Node.js and requires SDK version `8.36.0` or
+higher.
+
+</Alert>
+
+_Import name: `Sentry.processThreadBreadcrumbIntegration`_
+
+This integration is enabled by default. If you'd like to modify your default
+integrations, read [this](./../#modifying-default-integrations).
+
+The `processThreadBreadcrumbIntegration` adds breadcrumbs for `child_process`
+and `worker_threads` errors and `child_process` non-zero exit codes.
+
+## Options
+
+### `includeChildProcessArgs`
+
+_Type: `boolean`_
+
+If set to `true`, the integration will include the arguments used to start child
+processes.