ci: update workflows and environments to .NET 10

- Update GitHub Actions to latest versions (checkout@v6, setup-dotnet@v5, upload-artifact@v6)
- Update CI/CD workflows to use .NET 10.0.x SDK
- Bump base and runtime images to .NET 10.0 in Dockerfiles
- Update README documentation and prerequisites to reflect .NET 10 migration

.github/workflows/deploy.yml

@@ -14,7 +14,7 @@ jobs:
       version: ${{ steps.version.outputs.version }}
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
       - name: Login to Docker Hub
         uses: docker/login-action@v3
         with:
@@ -37,7 +37,7 @@ jobs:
     needs: build
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
       - name: Copy compose file to server
         uses: appleboy/scp-action@v1
         with: