fix: aktualisiere Go-Version auf 1.25 und passe Dockerfile an, um das kompilierte Binary direkt zu kopieren

.gitea/workflows/gitea-ci.yaml

@@ -19,10 +19,15 @@ jobs:
       - name: Use Go
         uses: https://github.com/actions/setup-go@v6
         with:
-          go-version: '1.24'
+          go-version: '1.25'
       - run: go version
-      - run: ls -lha
-      - run: go build -v ./...
+      - run: go mod download
+      - run: CGO_ENABLED=0 GOOS=linux go build -a -installsuffix cgo -o manage-servers .
+
+      - uses: actions/upload-artifact@v3
+        with:
+          name: manage-servers-binary
+          path: manage-servers
   
   publish:
     needs: build
@@ -40,6 +45,11 @@ jobs:
           echo "${{ secrets.DOCKER_PASSWORD }}" | docker login git.hnrx.net \
             --username "${{ secrets.DOCKER_USERNAME }}" --password-stdin
 
+      - uses: actions/download-artifact@v3
+        with:
+          name: manage-servers-binary
+          path: .
+
       - name: Setup Docker Buildx
         uses: docker/setup-buildx-action@v3
         with: