Mhang/pstn dial out feature (Azure#27189)

### Packages impacted by this PR
communication-rooms

### Issues associated with this PR


### Describe the problem that is addressed by this PR
Added support for PSTN Dial-Out Feature in ACS Rooms

### What are the possible designs available to address the problem? If
there are more than one possible design, why was the one in this PR
chosen?


### Are there test cases added in this PR? _(If not, why?)_
Yes

### Provide a list of related PRs _(if any)_


### Command used to generate this PR:**_(Applicable only to SDK release
request PRs)_

### Checklists
- [X] Added impacted package name to the issue description
- [ ] Does this PR needs any fixes in the SDK Generator?** _(If so,
create an Issue in the
[Autorest/typescript](https://github.com/Azure/autorest.typescript)
repository and link it here)_
- [X] Added a changelog (if necessary)

Author: mikehang-msft

.vscode/cspell.json

@@ -1,5 +1,5 @@
 {
-  "version": "0.1",
+  "version": "0.2",
   "language": "en",
   "languageId": "typescript,javascript",
   "dictionaries": [
@@ -108,6 +108,7 @@
     "PLREGON",
     "pnpm",
     "prettierrc",
+    "pstn",
     "pwsh",
     "Rasterize",
     "reoffer",

sdk/communication/communication-rooms/CHANGELOG.md

@@ -1,5 +1,11 @@
 # Release History
 
+## 1.1.0-beta.1 (2023-09-21)
+
+### Features Added
+
+- Added support for PSTN dial-out capability
+
 ## 1.0.0 (2023-06-12)
 
 General Availability version of the Azure Communication Services Rooms JavaScript SDK.

sdk/communication/communication-rooms/README.md

@@ -83,6 +83,8 @@ If `validFrom` is not provided, it is defaulted to the current datetime. If `val
 
 When defining `participants`, if `role` is not specified, then it will be `attendee` by default.
 
+Starting in 1.1.0-beta.1 release, `PstnDialOutEnabled` property is added to enable or disable PSTN Dial-Out feature in a room. The `PstnDialOutEnabled` is an optional property. If `PstnDialOutEnabled` is not provided, then the default for `PstnDialOutEnabled` is false.
+
 ```js
 // create users with CommunicationIdentityClient
 const identityClient = new CommunicationIdentityClient(connectionString);
@@ -95,11 +97,13 @@ const validFrom = new Date(Date.now());
 let validForDays = 10;
 let validUntil = new Date(validFrom.getTime());
 validUntil.setDate(validFrom.getDate() + validForDays);
+const pstnDialOutEnabled = true;
 
 // options payload to create a room
 const createRoomOptions: CreateRoomOptions = {
   validFrom,
   validUntil,
+  pstnDialOutEnabled,
   participants: [
     {
       id: user1.user,
@@ -118,12 +122,17 @@ const room = await roomsClient.createRoom(createRoomOptions);
 
 To update the `validFrom` and `validUntil` settings of a room use the `updateRoom` method.
 
+Starting in 1.1.0-beta.1 release, `PstnDialOutEnabled` property is added to enable or disable PSTN Dial-Out feature in a room.
+
 ```js
 validForDays = 60;
 validUntil.setDate(validFrom.getDate() + validForDays);
+pstnDialOutEnabled = false;
+
 const updateRoomOptions: UpdateRoomOptions = {
   validFrom,
   validUntil,
+  pstnDialOutEnabled,
 };
 
 // update the room using the room id from the creation operation

sdk/communication/communication-rooms/package.json

@@ -3,7 +3,7 @@
   "sdk-type": "client",
   "author": "Microsoft Corporation",
   "description": "Azure client library for Azure Communication Rooms services",
-  "version": "1.0.0",
+  "version": "1.1.0-beta.1",
   "engines": {
     "node": ">=14.0.0"
   },