[CI/CD] Aggiornamento GitHub Actions per branch development con tag latest

- Aggiunto supporto per tag 'latest' anche dal branch development
- Aggiunto manifest multi-platform per development branch
- Aggiornata documentazione README.md e copilot-instructions.md
- Il tag latest ora viene pubblicato da main E development per garantire accesso alle ultime funzionalità

.github/workflows/docker-build.yml

@@ -50,6 +50,7 @@ jobs:
           tags: |
             # Tag based on branch
             type=raw,value=latest,enable=${{ github.ref == 'refs/heads/main' }}
+            type=raw,value=latest,enable=${{ github.ref == 'refs/heads/development' }}
             type=raw,value=dev-latest,enable=${{ github.ref == 'refs/heads/dev' }}
             type=raw,value=staging-latest,enable=${{ github.ref == 'refs/heads/staging' }}
             # Tag with commit sha
@@ -107,6 +108,7 @@ jobs:
           tags: |
             # Tag based on branch with windows suffix
             type=raw,value=latest-windows,enable=${{ github.ref == 'refs/heads/main' }}
+            type=raw,value=latest-windows,enable=${{ github.ref == 'refs/heads/development' }}
             type=raw,value=dev-latest-windows,enable=${{ github.ref == 'refs/heads/dev' }}
             type=raw,value=staging-latest-windows,enable=${{ github.ref == 'refs/heads/staging' }}
             # Tag with commit sha
@@ -165,6 +167,14 @@ jobs:
             ${IMAGE_LOWER}:latest \
             ${IMAGE_LOWER}:latest-windows
 
+      - name: Create and push manifest for development branch
+        if: github.ref == 'refs/heads/development'
+        run: |
+          IMAGE_LOWER=$(echo "${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}" | tr '[:upper:]' '[:lower:]')
+          docker buildx imagetools create -t ${IMAGE_LOWER}:latest \
+            ${IMAGE_LOWER}:latest \
+            ${IMAGE_LOWER}:latest-windows
+
       - name: Create and push manifest for dev branch
         if: github.ref == 'refs/heads/dev'
         run: |