network: add hub registration, Redis persistence, and federated mesh join protocol

- Change default P2P port from 7070 to 8001 in config and .env.example
- Add redis_url configuration option for hub persistence (default: redis://localhost:6379)
- Implement DNS-based hub registration/unregistration via HTTPS API endpoints
- Add Redis persistence for hub registrations with 1-hour TTL
- Add island join request/response protocol with member list and blockchain credentials
- Add GPU marketplace tracking (offers, bids, providers) in hub manager
- Add

scripts/testing/test-all-services.sh

@@ -6,7 +6,7 @@ set -euo pipefail
 
 echo "=== 🧪 AITBC Comprehensive Services Test ==="
 echo "Date: $(date)"
-echo "Testing all services with new port logic (8000-8003, 8010-8016)"
+echo "Testing all services with new port logic (8000-8003, 8010-8015)"
 echo ""
 
 # Colors for output
@@ -82,7 +82,6 @@ test_service "Multimodal GPU (8010)" "http://localhost:8010/health" '"service":"
 test_service "GPU Multimodal (8011)" "http://localhost:8011/health" '"service":"gpu-multimodal"'
 test_service "Modality Optimization (8012)" "http://localhost:8012/health" '"service":"modality-optimization"'
 test_service "Adaptive Learning (8013)" "http://localhost:8013/health" '"service":"adaptive-learning"'
-test_service "Web UI (8016)" "http://localhost:8016/health" '"service":"web-ui"'
 
 echo ""
 echo "🔧 Service Features Testing"
@@ -106,7 +105,6 @@ test_port "8010" "Multimodal GPU"
 test_port "8011" "GPU Multimodal"
 test_port "8012" "Modality Optimization"
 test_port "8013" "Adaptive Learning"
-test_port "8016" "Web UI"
 
 echo ""
 echo "📊 Test Results Summary"