feat(distro): add multi-OS release workflow, WinGet and AppImage manifests

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

.github/workflows/multiOSReleases.yml

@@ -541,6 +541,7 @@ jobs:
             find . -name "*.app" -exec cp -r {} "../../../dist/Stirling-PDF-${{ matrix.name }}.app" \;
           else
             find . -name "*.deb" -exec cp {} "../../../dist/Stirling-PDF-${{ matrix.name }}.deb" \;
+            find . -name "*.rpm" -exec cp {} "../../../dist/Stirling-PDF-${{ matrix.name }}.rpm" \;
             find . -name "*.AppImage" -exec cp {} "../../../dist/Stirling-PDF-${{ matrix.name }}.AppImage" \;
           fi
 
@@ -600,6 +601,7 @@ jobs:
             ./artifacts/**/*.msi
             ./artifacts/**/*.dmg
             ./artifacts/**/*.deb
+            ./artifacts/**/*.rpm
             ./artifacts/**/*.AppImage
           draft: false
           prerelease: false

.github/workflows/winget-publish.yml

@@ -0,0 +1,24 @@
+name: Publish to winget
+
+on:
+  release:
+    types: [released]
+
+permissions:
+  contents: read
+
+jobs:
+  publish:
+    runs-on: windows-latest
+    steps:
+      - name: Harden Runner
+        uses: step-security/harden-runner@v2
+        with:
+          egress-policy: audit
+
+      - name: Submit to winget
+        uses: vedantmgoyal9/winget-releaser@v2
+        with:
+          identifier: StirlingTools.StirlingPDF
+          installers-regex: 'Stirling-PDF-windows-x86_64\.msi$'
+          token: ${{ secrets.WINGET_TOKEN }}