feat(discoveryengine): update the API

#### discoveryengine:v1alpha

The following keys were added:
- resources.projects.resources.locations.resources.collections.resources.dataConnector.methods.checkRefreshToken.deprecated
- resources.projects.resources.locations.resources.collections.resources.dataConnector.methods.checkRefreshToken.description
- resources.projects.resources.locations.resources.collections.resources.dataConnector.methods.checkRefreshToken.flatPath
- resources.projects.resources.locations.resources.collections.resources.dataConnector.methods.checkRefreshToken.httpMethod
- resources.projects.resources.locations.resources.collections.resources.dataConnector.methods.checkRefreshToken.id
- resources.projects.resources.locations.resources.collections.resources.dataConnector.methods.checkRefreshToken.parameterOrder
- resources.projects.resources.locations.resources.collections.resources.dataConnector.methods.checkRefreshToken.parameters.name.description
- resources.projects.resources.locations.resources.collections.resources.dataConnector.methods.checkRefreshToken.parameters.name.location
- resources.projects.resources.locations.resources.collections.resources.dataConnector.methods.checkRefreshToken.parameters.name.pattern
- resources.projects.resources.locations.resources.collections.resources.dataConnector.methods.checkRefreshToken.parameters.name.required
- resources.projects.resources.locations.resources.collections.resources.dataConnector.methods.checkRefreshToken.parameters.name.type
- resources.projects.resources.locations.resources.collections.resources.dataConnector.methods.checkRefreshToken.path
- resources.projects.resources.locations.resources.collections.resources.dataConnector.methods.checkRefreshToken.response.$ref
- resources.projects.resources.locations.resources.collections.resources.dataConnector.methods.checkRefreshToken.scopes
- resources.projects.resources.locations.resources.collections.resources.engines.methods.getWorkspaceSettings.description
- resources.projects.resources.locations.resources.collections.resources.engines.methods.getWorkspaceSettings.flatPath
- resources.projects.resources.locations.resources.collections.resources.engines.methods.getWorkspaceSettings.httpMethod
- resources.projects.resources.locations.resources.collections.resources.engines.methods.getWorkspaceSettings.id
- resources.projects.resources.locations.resources.collections.resources.engines.methods.getWorkspaceSettings.parameterOrder
- resources.projects.resources.locations.resources.collections.resources.engines.methods.getWorkspaceSettings.parameters.name.description
- resources.projects.resources.locations.resources.collections.resources.engines.methods.getWorkspaceSettings.parameters.name.location
- resources.projects.resources.locations.resources.collections.resources.engines.methods.getWorkspaceSettings.parameters.name.pattern
- resources.projects.resources.locations.resources.collections.resources.engines.methods.getWorkspaceSettings.parameters.name.required
- resources.projects.resources.locations.resources.collections.resources.engines.methods.getWorkspaceSettings.parameters.name.type
- resources.projects.resources.locations.resources.collections.resources.engines.methods.getWorkspaceSettings.path
- resources.projects.resources.locations.resources.collections.resources.engines.methods.getWorkspaceSettings.response.$ref
- resources.projects.resources.locations.resources.collections.resources.engines.methods.getWorkspaceSettings.scopes
- schemas.GoogleCloudDiscoveryengineV1alphaCheckRefreshTokenResponse.description
- schemas.GoogleCloudDiscoveryengineV1alphaCheckRefreshTokenResponse.id
- schemas.GoogleCloudDiscoveryengineV1alphaCheckRefreshTokenResponse.properties.refreshTokenInfo.$ref
- schemas.GoogleCloudDiscoveryengineV1alphaCheckRefreshTokenResponse.properties.refreshTokenInfo.description
- schemas.GoogleCloudDiscoveryengineV1alphaCheckRefreshTokenResponse.type
- schemas.GoogleCloudDiscoveryengineV1alphaWorkspaceSettings.description
- schemas.GoogleCloudDiscoveryengineV1alphaWorkspaceSettings.id
- schemas.GoogleCloudDiscoveryengineV1alphaWorkspaceSettings.properties.workspaceAccessEnabled.description
- schemas.GoogleCloudDiscoveryengineV1alphaWorkspaceSettings.properties.workspaceAccessEnabled.type
- schemas.GoogleCloudDiscoveryengineV1alphaWorkspaceSettings.type

Author: yoshi-automation

discovery/discoveryengine-v1alpha.json

@@ -918,6 +918,32 @@
                         "https://www.googleapis.com/auth/cloud-platform"
                       ]
                     },
+                    "checkRefreshToken": {
+                      "deprecated": true,
+                      "description": "Deprecated: Checks the existence of a refresh token for the EUC user for a given connection and returns its details. Use AcquireAccessToken instead and then check the validity of the returned token by asking the 3rd party system. There's no way to know for sure if a refresh token is valid without asking the 3rd party system.",
+                      "flatPath": "v1alpha/projects/{projectsId}/locations/{locationsId}/collections/{collectionsId}/dataConnector:checkRefreshToken",
+                      "httpMethod": "GET",
+                      "id": "discoveryengine.projects.locations.collections.dataConnector.checkRefreshToken",
+                      "parameterOrder": [
+                        "name"
+                      ],
+                      "parameters": {
+                        "name": {
+                          "description": "Required. The resource name of the connector for which a token is queried.",
+                          "location": "path",
+                          "pattern": "^projects/[^/]+/locations/[^/]+/collections/[^/]+/dataConnector$",
+                          "required": true,
+                          "type": "string"
+                        }
+                      },
+                      "path": "v1alpha/{+name}:checkRefreshToken",
+                      "response": {
+                        "$ref": "GoogleCloudDiscoveryengineV1alphaCheckRefreshTokenResponse"
+                      },
+                      "scopes": [
+                        "https://www.googleapis.com/auth/cloud-platform"
+                      ]
+                    },
                     "getConnectorSecret": {
                       "description": "Get the secret for the associated connector.",
                       "flatPath": "v1alpha/projects/{projectsId}/locations/{locationsId}/collections/{collectionsId}/dataConnector:getConnectorSecret",
@@ -4241,6 +4267,31 @@
                         "https://www.googleapis.com/auth/cloud-platform"
                       ]
                     },
+                    "getWorkspaceSettings": {
+                      "description": "Get Workspace settings for the end user.",
+                      "flatPath": "v1alpha/projects/{projectsId}/locations/{locationsId}/collections/{collectionsId}/engines/{enginesId}:getWorkspaceSettings",
+                      "httpMethod": "GET",
+                      "id": "discoveryengine.projects.locations.collections.engines.getWorkspaceSettings",
+                      "parameterOrder": [
+                        "name"
+                      ],
+                      "parameters": {
+                        "name": {
+                          "description": "Required. Full Engine resource name. Format: `projects/{project}/locations/{location}/collections/{collection_id}/engines/{engine_id}`",
+                          "location": "path",
+                          "pattern": "^projects/[^/]+/locations/[^/]+/collections/[^/]+/engines/[^/]+$",
+                          "required": true,
+                          "type": "string"
+                        }
+                      },
+                      "path": "v1alpha/{+name}:getWorkspaceSettings",
+                      "response": {
+                        "$ref": "GoogleCloudDiscoveryengineV1alphaWorkspaceSettings"
+                      },
+                      "scopes": [
+                        "https://www.googleapis.com/auth/cloud-platform"
+                      ]
+                    },
                     "list": {
                       "description": "Lists all the Engines associated with the project.",
                       "flatPath": "v1alpha/projects/{projectsId}/locations/{locationsId}/collections/{collectionsId}/engines",
@@ -10084,7 +10135,7 @@
       }
     }
   },
-  "revision": "20250929",
+  "revision": "20251008",
   "rootUrl": "https://discoveryengine.googleapis.com/",
   "schemas": {
     "ApiservingMediaRequestInfo": {
@@ -17903,6 +17954,17 @@
       },
       "type": "object"
     },
+    "GoogleCloudDiscoveryengineV1alphaCheckRefreshTokenResponse": {
+      "description": "Response message for the DataConnectorService.CheckRefreshToken method.",
+      "id": "GoogleCloudDiscoveryengineV1alphaCheckRefreshTokenResponse",
+      "properties": {
+        "refreshTokenInfo": {
+          "$ref": "GoogleCloudDiscoveryengineV1alphaRefreshTokenInfo",
+          "description": "Info about the stored refresh token."
+        }
+      },
+      "type": "object"
+    },
     "GoogleCloudDiscoveryengineV1alphaCheckRequirementRequest": {
       "description": "Request for CheckRequirement method.",
       "id": "GoogleCloudDiscoveryengineV1alphaCheckRequirementRequest",
@@ -28523,6 +28585,17 @@
       },
       "type": "object"
     },
+    "GoogleCloudDiscoveryengineV1alphaWorkspaceSettings": {
+      "description": "Workspace settings for the end user.",
+      "id": "GoogleCloudDiscoveryengineV1alphaWorkspaceSettings",
+      "properties": {
+        "workspaceAccessEnabled": {
+          "description": "Whether an end user has workspace access enabled.",
+          "type": "boolean"
+        }
+      },
+      "type": "object"
+    },
     "GoogleCloudDiscoveryengineV1betaAclConfig": {
       "description": "Access Control Configuration.",
       "id": "GoogleCloudDiscoveryengineV1betaAclConfig",