Merge branch '345769-sy-add-ff-to-docs' into 'master'

Add feature flag info to incident escalation docs

See merge request gitlab-org/gitlab!83122

doc/operations/incident_management/incidents.md

@@ -255,7 +255,12 @@ Add a to-do for incidents that you want to track in your to-do list. Click the
 
 ### Change incident status
 
-> [Introduced](https://gitlab.com/groups/gitlab-org/-/epics/5716) in GitLab 14.9.
+> [Introduced](https://gitlab.com/groups/gitlab-org/-/epics/5716) in GitLab 14.9 [with a flag](../../administration/feature_flags.md) named `incident_escalations`. Disabled by default.
+
+FLAG:
+By default this feature is not available. To make it available per project or for your entire
+instance, ask an administrator to [enable the feature flag](../../administration/feature_flags.md)
+named `incident_escalations`.
 
 For users with the Developer role or higher, select **Edit** in the **Status** section of the
 right-hand side bar of an incident, then select a status. **Triggered** is the default status for
@@ -273,7 +278,12 @@ updating the incident status also updates the alert status.
 
 ## Change escalation policy **(PREMIUM)**
 
-> [Introduced](https://gitlab.com/groups/gitlab-org/-/epics/5716) in GitLab 14.9.
+> [Introduced](https://gitlab.com/groups/gitlab-org/-/epics/5716) in GitLab 14.9 [with a flag](../../administration/feature_flags.md) named `incident_escalations`. Disabled by default.
+
+FLAG:
+By default this feature is not available. To make it available per project or for your entire
+instance, ask an administrator to [enable the feature flag](../../administration/feature_flags.md)
+named `incident_escalations`.
 
 For users with the Developer role or higher, select **Edit** in the **Escalation policy** section of
 the right-hand side bar of an incident, then select a policy. By default, new incidents do not have

doc/operations/incident_management/paging.md

@@ -50,7 +50,12 @@ or stop alert escalations by [updating the alert's status](alerts.md#update-an-a
 
 ### Escalating an incident
 
-> [Introduced](https://gitlab.com/groups/gitlab-org/-/epics/5716) in GitLab 14.9.
+> [Introduced](https://gitlab.com/groups/gitlab-org/-/epics/5716) in GitLab 14.9 [with a flag](../../administration/feature_flags.md) named `incident_escalations`. Disabled by default.
+
+FLAG:
+By default this feature is not available. To make it available per project or for your entire
+instance, ask an administrator to [enable the feature flag](../../administration/feature_flags.md)
+named `incident_escalations`.
 
 For incidents, paging on-call responders is optional for each individual incident.
 To begin escalating the incident, [set the incident's escalation policy](incidents.md#change-escalation-policy).

doc/user/project/integrations/webhook_events.md

@@ -203,7 +203,7 @@ The `assignee` and `assignee_id` keys are deprecated
 and contain the first assignee only.
 
 The `escalation_status` and `escalation_policy` fields are
-only available for issue types which support escalations,
+only available for issue types which [support escalations](../../../operations/incident_management/paging.md#paging),
 such as incidents.
 
 Request header: