Added support for external docs link in findmggraph command

Author: timayabi2020

.gitmodules

@@ -1,4 +1,4 @@
 [submodule "autorest.powershell"]
 	path = autorest.powershell
 	url = https://github.com/microsoftgraph/autorest.powershell
-	branch = powershell-v2
+	branch = external-docs-support

src/Authentication/Authentication/Models/GraphCommand.cs

@@ -73,6 +73,10 @@ public class GraphCommand : IGraphCommand
         /// </summary>
         public string OutputType { get; set; }
         /// <summary>
+        /// The response type of the command.
+        /// </summary>
+        public string ApiReferenceLink { get; set; }
+        /// <summary>
         /// The parameter sets of the command.
         /// </summary>
         public string[] Variants { get; set; }

tools/PostGeneration/NewCommandMetadata.ps1

@@ -35,6 +35,7 @@ $CommandPathMapping = [ordered]@{}
 
 # Regex patterns.
 $OpenApiTagPattern = '\[OpenAPI\].s*(.*)=>(.*):\"(.*)\"'
+$ExternalDocsPattern ='https://learn.microsoft.com/graph/api/(.*?(graph-rest-1.0|graph-rest-beta))'
 $ActionFunctionFQNPattern = "\/Microsoft.Graph.(.*)$"
 $PermissionsUrl = "https://graphexplorerapi.azurewebsites.net/permissions"
 
@@ -51,7 +52,6 @@ $ApiVersion | ForEach-Object {
         if ($_.DirectoryName -match "\\src\\(.*?.)\\") {
             $ModuleName = ($CurrentApiVersion -eq "beta") ? "Beta.$($Matches.1)" : $Matches.1
         }
-
         $RawFileContent = (Get-Content -Path $_.FullName -Raw)
         if ($RawFileContent -match $OpenApiTagPattern) {
             $Method = $Matches.2
@@ -81,6 +81,7 @@ $ApiVersion | ForEach-Object {
                 ApiVersion  = $CurrentApiVersion
                 OutputType  = ($RawFileContent -match $OutputTypePattern) ? $Matches.1 : $null
                 Module      = $ModuleName
+                ApiReferenceLink = ($RawFileContent -match $ExternalDocsPattern) ? $Matches.0 : $null
                 Permissions = @()
             }