add pr thread event (github#26909)

Author: Sarah Edwards

content/developers/apps/building-github-apps/creating-a-github-app-using-url-parameters.md

@@ -122,6 +122,7 @@ Webhook event name | Required permission | Description
 [`pull_request`](/webhooks/event-payloads/#pull_request) | `pull_requests` | {% data reusables.webhooks.pull_request_short_desc %}
 [`pull_request_review`](/webhooks/event-payloads/#pull_request_review) | `pull_request` | {% data reusables.webhooks.pull_request_review_short_desc %}
 [`pull_request_review_comment`](/webhooks/event-payloads/#pull_request_review_comment) | `pull_request` | {% data reusables.webhooks.pull_request_review_comment_short_desc %}
+[`pull_request_review_thread`](/webhooks/event-payloads/#pull_request_review_thread) | `pull_request` | {% data reusables.webhooks.pull_request_review_thread_short_desc %}
 [`push`](/webhooks/event-payloads/#push) | `contents` | {% data reusables.webhooks.push_short_desc %}
 [`release`](/webhooks/event-payloads/#release) | `contents` | {% data reusables.webhooks.release_short_desc %}
 [`repository`](/webhooks/event-payloads/#repository) |`metadata` | {% data reusables.webhooks.repository_short_desc %}{% ifversion fpt or ghec %}

content/developers/webhooks-and-events/events/github-event-types.md

@@ -207,6 +207,16 @@ Key | Type | Description
 {% data reusables.webhooks.pull_request_review_comment_event_api_properties %}
 {% data reusables.webhooks.pull_request_review_comment_properties %}
 
+## PullRequestReviewThreadEvent
+
+{% data reusables.webhooks.pull_request_review_thread_short_desc %}
+
+{% data reusables.webhooks.events_api_payload %}
+
+### Event `payload` object
+
+{% data reusables.webhooks.pull_request_thread_properties %}
+
 ## PushEvent
 
 {% data reusables.webhooks.push_short_desc %}

content/developers/webhooks-and-events/webhooks/webhook-events-and-payloads.md

@@ -1060,6 +1060,28 @@ Deliveries for `review_requested` and `review_request_removed` events will have
 
 {{ webhookPayloadsForCurrentVersion.pull_request_review_comment.created }}
 
+## pull_request_review_thread
+
+{% data reusables.webhooks.pull_request_review_thread_short_desc %}
+
+### Availability
+
+- Repository webhooks
+- Organization webhooks
+- {% data variables.product.prodname_github_apps %} with the `pull_requests` permission
+
+### Webhook payload object
+
+{% data reusables.webhooks.pull_request_thread_properties %}
+{% data reusables.webhooks.repo_desc %}
+{% data reusables.webhooks.org_desc %}
+{% data reusables.webhooks.app_desc %}
+{% data reusables.webhooks.sender_desc %}
+
+### Webhook payload example
+
+{{ webhookPayloadsForCurrentVersion.pull_request_review_thread.resolved }}
+
 ## push
 
 {% data reusables.webhooks.push_short_desc %}

data/reusables/webhooks/pull_request_review_thread_short_desc.md

@@ -0,0 +1 @@
+Activity related to a comment thread on a pull request being marked as resolved or unresolved. {% data reusables.webhooks.action_type_desc %}

data/reusables/webhooks/pull_request_thread_properties.md

@@ -0,0 +1,5 @@
+Key | Type | Description
+----|------|------------
+`action` | `string` | The action that was performed. Can be one of:<ul><li>`resolved` - A comment thread on a pull request was marked as resolved.</li><li>`unresolved` - A previously resolved comment thread on a pull request was marked as unresolved.</li></ul>
+`pull_request` | `object` | The [pull request](/rest/reference/pulls) the thread pertains to.
+`thread` | `object` | The thread that was affected.