CI: Package Interfaces as nuget package

.gitea/workflows/release-nuget-package.yml

@@ -0,0 +1,31 @@
+name: release-nuget-package
+on:
+  push:
+    tags:
+      - '*'
+
+jobs:
+  build:
+    name: Release NuGet Package
+    runs-on: ubuntu-latest
+    steps:
+      - name: "Git clone"
+        run: git clone ${{ gitea.server_url }}/${{ gitea.repository }}.git .
+      - name: "Git checkout"
+        run: git checkout "${{ gitea.sha }}"
+      - name: "Dotnet SDK einrichten"
+        uses: actions/setup-dotnet@v4
+        with:
+          dotnet-version: "10.0.x"
+      - name: "Get configured dotnet sources"
+        run: dotnet nuget list sources
+      - name: "Build Interfaces Project"
+        run: dotnet build -c PublishNuget ./Interfaces/Interfaces.csproj
+      - name: "Release to Package Registry"
+        run: dotnet nuget push --source gitea --api-key ${{ secrets.REGISTRY_TOKEN_KOCODER }} ./Interfaces/Interfaces.*.nupkg
+      - name: "Create release"
+        uses: akkuman/gitea-release-action@v1
+        with:
+          files: |-
+            ./alumnihub.deb
+            ./alumnihub/opt/alumnihub/Packages/*.nupkg