Added CreateReleaseNotes script

.github/workflows/pub.yml

@@ -25,6 +25,9 @@ jobs:
       - name: Checkout
         uses: actions/checkout@v2
 
+      - name: Create Release Notes
+        run: ${{ env.ScriptDir }}/CreateReleaseNotes.ps1
+
       - name: Create Release
         id: create_release
         uses: actions/create-release@v1
@@ -33,7 +36,7 @@ jobs:
         with:
           tag_name: ${{ github.ref }}
           release_name: ${{ env.Product }} ${{ github.ref }}
-          body: See [README.md](./README.md) for installation instructions and [CHANGELOG.md](./CHANGELOG.md) for specific information about this release.
+          body_path: ${{ env.BuildDir }}/ReleaseNotes.md
           draft: false
           prerelease: ${{ env.Prerelease }}
 

scripts/CreateReleaseNotes.ps1

@@ -0,0 +1,33 @@
+param()
+
+[string] $RepoRoot = Resolve-Path "$PSScriptRoot\.."
+
+[string] $OutputRoot = "bld"
+
+$StartingLocation = Get-Location
+Set-Location -Path $RepoRoot
+
+Write-Host "Getting release notes..."
+try
+{
+    $ChangelogLines = Get-Content "CHANGELOG.md"
+
+    $LastReleaseHeaders = $ChangelogLines | Select-String -Pattern "^## .* ##$" | Select -First 2
+
+    $FirstIndex = [array]::IndexOf($ChangelogLines, $LastReleaseHeaders[0]) + 1
+    $LastIndex = [array]::IndexOf($ChangelogLines, $LastReleaseHeaders[1]) - 1
+
+    $ReleaseNotes = $ChangelogLines[$FirstIndex..$LastIndex] -Match "\*"
+
+    $ReleaseNotes | ForEach-Object { Write-Host $_ }
+
+    if (-not (Test-Path "$OutputRoot")) {
+        New-Item "$OutputRoot" -Type Directory | Out-Null
+    }
+
+    Set-Content "$OutputRoot\ReleaseNotes.md" $ReleaseNotes
+}
+finally
+{
+    Set-Location -Path "$StartingLocation"
+}