[ADD] Workflow pack to nuget package and publish to Gitea packages

.gitea/workflows/BuildLibrary.yml

@@ -26,5 +26,19 @@ jobs:
       - name: Build library
         run: dotnet build --configuration Release
         
-      - name: Run unit tests
-        run: dotnet test --configuration Release --no-build
+      - name: Pack
+        run: dotnet pack MyLibrary.csproj --configuration Release -o ./artifacts
+
+      - name: Publish to Gitea NuGet
+        run: |
+          dotnet nuget add source \
+            --username $GITEA_USER \
+            --password $GITEA_TOKEN \
+            --store-password-in-clear-text \
+            --name gitea \
+            https://gitea.netzbyte.com/api/packages/$GITEA_USER/nuget/index.json
+          
+          dotnet nuget push ./artifacts/*.nupkg --source gitea --skip-duplicate
+        env:
+          GITEA_USER: max
+          GITEA_TOKEN: ${{ secrets.PACKAGES_TOKEN }}