Change ci yaml file for .NET app with tar result

.gitea/workflows/ci.yml

@@ -1,5 +1,5 @@
 name: First CI
-on: [push]
+on: [ push ]
 
 jobs:
   build:
@@ -11,8 +11,18 @@ jobs:
         dotnet-version: '8.0.x'
     - run: dotnet restore
     - run: dotnet build
+    - run: dotnet test
+    - run: dotnet publish -o app -r linux-x64 --sc /p:PublishSingleFile=true,AssemblyName=app
+    - run: tar cf app.tar app/
+    - uses: actions/upload-artifact@v3
+      with:
+        name: app.tar
+        path: app.tar
   test:
     runs-on: ubuntu-latest
     steps:
-      - name: trying to run
-        run: dotnet run
+      - uses: actions/download-artifact@v3
+        with:
+          name: app.tar
+      - run: tar xf app.tar/app.tar
+      - run: ./app/app