Handle PascalCase PR event payload keys

Author: MariusStorhaug

scripts/main.ps1

@@ -1,4 +1,4 @@
-'powershell-yaml', 'Hashtable' | Install-PSResource -Repository PSGallery -TrustRepository
+'powershell-yaml', 'Hashtable' | Install-PSResource -Repository PSGallery -TrustRepository
 
 $name = $env:PSMODULE_GET_SETTINGS_INPUT_Name
 $settingsPath = $env:PSMODULE_GET_SETTINGS_INPUT_SettingsPath
@@ -211,12 +211,22 @@ LogGroup 'Calculate Job Run Conditions:' {
 
     $pullRequestAction = if ($null -ne $eventData.action) {
         $eventData.action
+    } elseif ($null -ne $eventData.Action) {
+        $eventData.Action
     } else {
         $env:GITHUB_EVENT_ACTION
     }
 
-    $pullRequestIsMerged = if ($null -ne $eventData.pull_request -and $null -ne $eventData.pull_request.merged) {
-        [bool]$eventData.pull_request.merged
+    $pullRequest = if ($null -ne $eventData.pull_request) {
+        $eventData.pull_request
+    } elseif ($null -ne $eventData.PullRequest) {
+        $eventData.PullRequest
+    } else {
+        $null
+    }
+
+    $pullRequestIsMerged = if ($null -ne $pullRequest -and $null -ne $pullRequest.merged) {
+        [bool]$pullRequest.merged
     } else {
         $false
     }