add teamsChannel change log

Author: danlucuiPlanner

api-reference/beta/resources/enums.md

@@ -3423,6 +3423,7 @@ Possible values for user account types (group membership), per Windows definitio
 | project |
 | driveItem |
 | user |
+| teamsChannel|
 
 ### plannerPlanContextType values
 

api-reference/beta/resources/plannerplancontainer.md

@@ -25,6 +25,7 @@ Planner currently supports the container types listed in the following table. Wh
 |project| Plan is contained by a Project from [Microsoft Project for the web](/project-for-the-web/projectforweb-admin-home). | Microsoft Project currently doesn't have a resource path on Microsoft Graph. Project details and members can be managed from [Microsoft Project](https://project.microsoft.com). |
 |driveItem| Plan is contained by a [driveItem](driveitem.md). | `https://graph.microsoft.com/beta/drives/<driveId>/items/<itemId>`|
 |user| Plan is contained by a [User](user.md) | `https://graph.microsoft.com/beta/users/<id>` |
+|teamsChannel| Plan is container by a [teamsChannel](channel.md). | `http://graph.microsoft.com/beta/teams/<teamId>/channels/<channelId>` |
 
 ## Properties
 |Property|Type|Description|

changelog/Microsoft.Tasks.json

@@ -1,5 +1,39 @@
 {
   "changelog": [
+    {
+      "ChangeList": [
+        {
+          "Id": "3b15b694-fe2b-4146-93ed-0a85db2f6fd9",
+          "ApiChange": "Member",
+          "ChangedApiName": "teamsChannel",
+          "ChangeType": "Addition",
+          "Description": "Added the `teamsChannel` member to the **plannerContainerType** enumeration.",
+          "Target": "plannerContainerType"
+        },
+        {
+          "Id": "3b15b694-fe2b-4146-93ed-0a85db2f6fd9",
+          "ApiChange": "Resource",
+          "ChangedApiName": "channel",
+          "ChangeType": "Addition",
+          "Description": "Added the [channel](https://learn.microsoft.com/en-us/graph/api/resources/channel?view=graph-rest-beta) resource.",
+          "Target": "channel"
+        },
+        {
+          "Id": "3b15b694-fe2b-4146-93ed-0a85db2f6fd9",
+          "ApiChange": "Resource",
+          "ChangedApiName": "teamsChannelPlanner",
+          "ChangeType": "Addition",
+          "Description": "Added the [teamsChannelPlanner](https://learn.microsoft.com/en-us/graph/api/resources/teamsChannelPlanner?view=graph-rest-beta) resource.",
+          "Target": "teamsChannelPlanner"
+        }
+      ],
+      "Id": "3b15b694-fe2b-4146-93ed-0a85db2f6fd9",
+      "Cloud": "Prod",
+      "Version": "beta",
+      "CreatedDateTime": "2025-01-04T06:39:48.9706837Z",
+      "WorkloadArea": "Tasks and plans",
+      "SubArea": ""
+    },
     {
       "ChangeList": [
         {