Merge pull request #224029 from tomkerkhove/context-props

docs(apim): Provide docs for new context.Deployment.Gateway.* properties

Author: prmerger-automator[bot]

articles/api-management/api-management-policy-expressions.md

@@ -201,7 +201,8 @@ The `context` variable is implicitly available in every policy [expression](api-
 |----------------------|-------------------------------------------------------|
 |`context`|[`Api`](#ref-context-api): [`IApi`](#ref-iapi)<br /><br /> [`Deployment`](#ref-context-deployment)<br /><br /> Elapsed: `TimeSpan` - time interval between the value of `Timestamp` and current time<br /><br /> [`LastError`](#ref-context-lasterror)<br /><br /> [`Operation`](#ref-context-operation)<br /><br /> [`Product`](#ref-context-product)<br /><br /> [`Request`](#ref-context-request)<br /><br /> `RequestId`: `Guid` - unique request identifier<br /><br /> [`Response`](#ref-context-response)<br /><br /> [`Subscription`](#ref-context-subscription)<br /><br /> `Timestamp`: `DateTime` - point in time when request was received<br /><br /> `Tracing`: `bool` - indicates if tracing is on or off <br /><br /> [User](#ref-context-user)<br /><br /> [`Variables`](#ref-context-variables): `IReadOnlyDictionary<string, object>`<br /><br /> `void Trace(message: string)`|
 |<a id="ref-context-api"></a>`context.Api`|`Id`: `string`<br /><br /> `IsCurrentRevision`: `bool`<br /><br />  `Name`: `string`<br /><br /> `Path`: `string`<br /><br /> `Revision`: `string`<br /><br /> `ServiceUrl`: [`IUrl`](#ref-iurl)<br /><br /> `Version`: `string` |
-|<a id="ref-context-deployment"></a>`context.Deployment`|`GatewayId`: `string` (returns 'managed' for managed gateways)<br /><br /> `Region`: `string`<br /><br /> `ServiceId`: `string`<br /><br /> `ServiceName`: `string`<br /><br /> `Certificates`: `IReadOnlyDictionary<string, X509Certificate2>`|
+|<a id="ref-context-deployment"></a>`context.Deployment`|[`Gateway`](#ref-context-gateway)<br /><br /> `GatewayId`: `string` (returns 'managed' for managed gateways)<br /><br /> `Region`: `string`<br /><br /> `ServiceId`: `string`<br /><br /> `ServiceName`: `string`<br /><br /> `Certificates`: `IReadOnlyDictionary<string, X509Certificate2>`|
+|<a id="ref-context-gateway"></a>`context.Deployment.Gateway`|`Id`: `string` (returns 'managed' for managed gateways)<br /><br /> `InstanceId`: `string` (returns 'managed' for managed gateways)<br /><br /> `IsManaged`: `bool`|
 |<a id="ref-context-lasterror"></a>`context.LastError`|`Source`: `string`<br /><br /> `Reason`: `string`<br /><br /> `Message`: `string`<br /><br /> `Scope`: `string`<br /><br /> `Section`: `string`<br /><br /> `Path`: `string`<br /><br /> `PolicyId`: `string`<br /><br /> For more information about `context.LastError`, see [Error handling](api-management-error-handling-policies.md).|
 |<a id="ref-context-operation"></a>`context.Operation`|`Id`: `string`<br /><br /> `Method`: `string`<br /><br /> `Name`: `string`<br /><br /> `UrlTemplate`: `string`|
 |<a id="ref-context-product"></a>`context.Product`|`Apis`: `IEnumerable<`[`IApi`](#ref-iapi)`>`<br /><br /> `ApprovalRequired`: `bool`<br /><br /> `Groups`: `IEnumerable<`[`IGroup`](#ref-igroup)`>`<br /><br /> `Id`: `string`<br /><br /> `Name`: `string`<br /><br /> `State`: `enum ProductState {NotPublished, Published}`<br /><br /> `SubscriptionLimit`: `int?`<br /><br /> `SubscriptionRequired`: `bool`|