feat: add multi-chain support to blockchain explorer and update infrastructure configuration

- Add multi-chain support with ait-devnet, ait-testnet, ait-mainnet
- Add chain selector dropdown in explorer UI
- Add /api/chains endpoint to list supported chains
- Update all API endpoints to accept optional chain_id parameter
- Update RPC URL configuration to support multiple chains per network
- Change default port from 3001 to 8016 (enhanced services range)
- Update coordinator database path to ./

GIFT_CERTIFICATE_newuser.md

@@ -0,0 +1,118 @@
+🎉🎂🎁 AITBC NETWORK GIFT CERTIFICATE 🎁🎂🎉
+
+═══════════════════════════════════════════════════════════════
+
+                      🌟 OFFICIAL GIFT TRANSACTION 🌟
+
+═══════════════════════════════════════════════════════════════
+
+👤 RECIPIENT: newuser
+🏠 LOCATION: aitbc Server
+📱 WALLET: aitbc1newuser_simple
+💰 AMOUNT: 1,000 AITBC Coins
+🎁 TYPE: Welcome Gift
+📅 DATE: March 7, 2026
+⏰ TIME: 11:35 UTC
+
+═══════════════════════════════════════════════════════════════
+
+🔗 TRANSACTION DETAILS:
+┌─────────────────────────────────────────────────────────────┐
+│ Transaction ID:                                            │
+│ 0xc59be4528dbbfd1b4aaefa7ff807f72467e6b8d39857bc96a0edef3d307d780d │
+│                                                             │
+│ From:         aitbc1genesis (localhost at1)                 │
+│ To:           aitbc1newuser_simple (aitbc server)           │
+│ Amount:       1,000.000000 AITBC                           │
+│ Status:       ✅ CONFIRMED                                 │
+│ Network:      AITBC Enhanced Development Network            │
+└─────────────────────────────────────────────────────────────┘
+
+═══════════════════════════════════════════════════════════════
+
+🎊 CONGRATULATIONS! 🎊
+
+You have received 1,000 AITBC coins as a welcome gift to join
+the AITBC Enhanced Development Network!
+
+═══════════════════════════════════════════════════════════════
+
+🚀 WHAT YOU CAN DO WITH YOUR AITBC COINS:
+
+🤖 AI TRADING ENGINE
+   • Start automated trading strategies
+   • Use predictive analytics
+   • Portfolio optimization
+
+🔍 AI SURVEILLANCE  
+   • Behavioral analysis monitoring
+   • Risk assessment tools
+   • Market integrity protection
+
+📊 ADVANCED ANALYTICS
+   • Real-time market insights
+   • Performance metrics
+   • Custom analytics reports
+
+🏢 ENTERPRISE INTEGRATION
+   • Multi-tenant API access
+   • Enterprise security features
+   • Compliance automation
+
+⛓️  CROSS-CHAIN OPERATIONS
+   • Asset transfers between chains
+   • Atomic swap capabilities
+   • Bridge operations
+
+═══════════════════════════════════════════════════════════════
+
+📱 QUICK START GUIDE:
+
+1. Check your balance:
+   curl http://aitbc-cascade:8000/wallet/balance
+
+2. Explore AI features:
+   aitbc ai-trading --help
+   aitbc ai-surveillance --help
+   aitbc advanced-analytics --help
+
+3. Start trading:
+   aitbc ai-trading start --strategy mean_reversion
+
+4. Monitor your portfolio:
+   aitbc advanced-analytics dashboard
+
+═══════════════════════════════════════════════════════════════
+
+🌐 NETWORK INFORMATION:
+
+🔗 Blockchain Explorer: http://aitbc-cascade:8016
+📡 Coordinator API:     http://aitbc-cascade:8000
+⛓️  Blockchain Node:    http://aitbc-cascade:8005
+📚 Documentation:      http://aitbc-cascade:8000/docs
+
+═══════════════════════════════════════════════════════════════
+
+💬 MESSAGE FROM THE SENDER:
+
+"Welcome to the AITBC Enhanced Development Network! 
+We're excited to have you join our community of AI-powered
+trading and analytics enthusiasts. Your 1,000 AITBC gift
+is your starting point to explore all the amazing features
+our network has to offer.
+
+Happy trading and welcome aboard! 🚀"
+
+- The AITBC Team (localhost at1)
+
+═══════════════════════════════════════════════════════════════
+
+🔐 SECURITY NOTE:
+This gift certificate is for verification purposes only.
+Your actual AITBC coins are securely stored in your wallet
+at: aitbc1newuser_simple on the aitbc server.
+
+═══════════════════════════════════════════════════════════════
+
+🎉 ENJOY YOUR AITBC COINS! 🎉
+═══════════════════════════════════════════════════════════════

apps/coordinator-api/src/app/database.py

@@ -5,7 +5,7 @@ from sqlalchemy import StaticPool
 
 # Create in-memory SQLite database for now
 engine = create_engine(
-    "sqlite:////home/oib/windsurf/aitbc/apps/coordinator-api/aitbc_coordinator.db",
+    "sqlite:///./data/coordinator.db",
     connect_args={"check_same_thread": False},
     poolclass=StaticPool,
     echo=True  # Enable SQL logging for debugging
@@ -15,3 +15,7 @@ engine = create_engine(
 def create_db_and_tables():
     """Create database and tables"""
     SQLModel.metadata.create_all(engine)
+
+async def init_db():
+    """Initialize database by creating tables"""
+    create_db_and_tables()

docs/1_project/3_infrastructure.md

@@ -1,6 +1,6 @@
 # AITBC Infrastructure Documentation
 
-> Last updated: 2026-03-05 (Updated for port logic 8000+, Concrete ML compatibility issue documented)
+> Last updated: 2026-03-10 (Updated nginx configuration with new port logic implementation)
 
 ## Overview
 
@@ -27,19 +27,19 @@ Internet → aitbc.bubuit.net (HTTPS :443)
 │  │                                        │  │
 │  │  Nginx (:80) → routes to services:    │  │
 │  │    /              → static website     │  │
-│  │    /explorer/     → Vite SPA           │  │
-│  │    /marketplace/  → Vite SPA           │  │
 │  │    /api/          → :8000 (coordinator)│  │
-│  │    /api/exchange/ → :8001 (exchange)  │  │
+│  │    /exchange/     → :8001 (exchange)  │  │
-│  │    /rpc/          → :8003 (blockchain) │  │
+│  │    /rpc/          → :8006 (blockchain) │  │
-│  │    /app/          → :8016 (web ui)     │  │
+│  │    /wallet/       → :8000 (wallet)     │  │
-│  │    /api/gpu/      → :8010 (multimodal) │  │
+│  │    /health        → :8000 (health)    │  │
-│  │    /api/gpu-multimodal/ → :8011        │  │
+│  │    /gpu/multimodal/ → :8010            │  │
-│  │    /api/optimization/ → :8012         │  │
+│  │    /gpu/service/   → :8011             │  │
-│  │    /api/learning/ → :8013              │  │
+│  │    /optimization/  → :8012             │  │
-│  │    /api/marketplace-enhanced/ → :8014 │  │
+│  │    /learning/      → :8013             │  │
-│  │    /api/openclaw/ → :8015              │  │
+│  │    /marketplace/enhanced/ → :8014      │  │
-│  │    /health        → 200 OK             │  │
+│  │    /openclaw/      → :8015             │  │
+│  │    /explorer/      → :8016             │  │
+│  │    /balancer/      → :8017             │  │
 │  │                                        │  │
 │  │  Config: /etc/nginx/sites-enabled/     │  │
 │  │          aitbc.bubuit.net              │  │
@@ -47,7 +47,7 @@ Internet → aitbc.bubuit.net (HTTPS :443)
 └──────────────────────────────────────────────┘
 ```
 
-## Port Logic Implementation (Updated March 7, 2026)
+## Port Logic Implementation (Updated March 10, 2026)
 
 ### **Core Services (8000-8001) - AT1 STANDARD REFERENCE**
 - **Port 8000**: Coordinator API ✅ PRODUCTION READY
@@ -390,72 +390,41 @@ curl -s https://aitbc.bubuit.net/api/v1/health  # External API access
 
 ### Nginx Routes (container)
 
-Config: `/etc/nginx/sites-enabled/aitbc.bubuit.net`
+Config: `/etc/nginx/sites-enabled/aitbc`
 
 | Route | Target | Type | Status |
 |-------|--------|------|--------|
-| `/` | static files (`/var/www/aitbc.bubuit.net/`) | try_files | ✅ |
+| `/` | static files (`/var/www/html/`) | try_files | ✅ |
-| `/explorer/` | Vite SPA (`/var/www/aitbc.bubuit.net/explorer/`) | try_files | ✅ |
+| `/api/` | proxy → `127.0.0.1:8000/v1/` | proxy_pass | ✅ |
-| `/marketplace/` | Vite SPA (`/var/www/aitbc.bubuit.net/marketplace/`) | try_files | ✅ |
+| `/exchange/` | proxy → `127.0.0.1:8001/` | proxy_pass | ✅ |
-| `/docs/` | static HTML (`/var/www/aitbc.bubuit.net/docs/`) | alias | ✅ |
+| `/rpc/` | proxy → `127.0.0.1:8006/rpc/` | proxy_pass | ✅ |
-| `/api/` | proxy → `127.0.0.1:8000/` | proxy_pass | ✅ |
+| `/wallet/` | proxy → `127.0.0.1:8000/wallet/` | proxy_pass | ✅ |
-| `/api/explorer/` | proxy → `127.0.0.1:8000/v1/explorer/` | proxy_pass | ✅ |
+| `/health` | proxy → `127.0.0.1:8000/v1/health` | proxy_pass | ✅ |
-| `/api/users/` | proxy → `127.0.0.1:8000/v1/users/` | proxy_pass | ✅ |
+| `/gpu/multimodal/` | proxy → `127.0.0.1:8010/` | proxy_pass | ✅ (CPU-only) |
-| `/api/exchange/` | proxy → `127.0.0.1:8001/` | proxy_pass | ✅ |
+| `/gpu/service/` | proxy → `127.0.0.1:8011/` | proxy_pass | ✅ (CPU-only) |
-| `/api/trades/recent` | proxy → `127.0.0.1:8001/trades/recent` | proxy_pass | ✅ |
+| `/optimization/` | proxy → `127.0.0.1:8012/` | proxy_pass | ✅ |
-| `/api/orders/orderbook` | proxy → `127.0.0.1:8001/orders/orderbook` | proxy_pass | ✅ |
+| `/learning/` | proxy → `127.0.0.1:8013/` | proxy_pass | ✅ |
-| `/admin/` | proxy → `127.0.0.1:8000/v1/admin/` | proxy_pass | ✅ |
+| `/marketplace/enhanced/` | proxy → `127.0.0.1:8014/` | proxy_pass | ✅ |
-| `/rpc/` | proxy → `127.0.0.1:8003` | proxy_pass | ✅ |
+| `/openclaw/` | proxy → `127.0.0.1:8015/` | proxy_pass | ✅ |
-| `/app/` | proxy → `127.0.0.1:8016` | proxy_pass | ✅ |
+| `/explorer/` | proxy → `127.0.0.1:8016/` | proxy_pass | ✅ |
-| `/api/gpu/` | proxy → `127.0.0.1:8010` | proxy_pass | ✅ (CPU-only) |
+| `/balancer/` | proxy → `127.0.0.1:8017/` | proxy_pass | ✅ |
-| `/api/gpu-multimodal/` | proxy → `127.0.0.1:8011` | proxy_pass | ✅ (CPU-only) |
-| `/api/optimization/` | proxy → `127.0.0.1:8012` | proxy_pass | ✅ |
-| `/api/learning/` | proxy → `127.0.0.1:8013` | proxy_pass | ✅ |
-| `/api/marketplace-enhanced/` | proxy → `127.0.0.1:8014` | proxy_pass | ✅ |
-| `/api/openclaw/` | proxy → `127.0.0.1:8015` | proxy_pass | ✅ |
-| `/api/loadbalancer/` | proxy → `127.0.0.1:8017` | proxy_pass | ✅ |
-| `/health` | 200 OK | direct | ✅ |
-| `/Marketplace` | 301 → `/marketplace/` | redirect (legacy) | ✅ |
-| `/BrowserWallet` | 301 → `/docs/browser-wallet.html` | redirect (legacy) | ✅ |
 
-**API Routing Updated** (2026-03-04):
+**API Routing Updated** (2026-03-10):
-- Updated `/api/` proxy_pass from `http://127.0.0.1:8000/v1/` to `http://127.0.0.1:8000/`
+- Updated nginx configuration to use new port logic from infrastructure documentation
-- Updated Exchange API routes to port 8001 (new port logic)
+- Updated RPC route from port 8003 to port 8006 (blockchain services)
-- Updated RPC route to port 8003 (new port logic)
+- Updated Exchange API route to port 8001 (core services)
-- Added Enhanced Services routes (8010-8017)
+- Added Enhanced Services routes with correct port mappings (8010-8017)
-- Added Web UI route to port 8016
+- Simplified configuration for HTTP-only mode (SSL handled by host reverse proxy)
-- Added Geographic Load Balancer route to port 8017
+- External API access: `https://aitbc.bubuit.net/api/v1/health` → `{"status":"ok","env":"dev"}`
-- Removed legacy routes (Exchange, wallet, mock coordinator)
+- All GPU services configured for CPU-only mode
-- External API access now working: `https://aitbc.bubuit.net/api/v1/health` → `{"status":"ok","env":"dev"}`
-- All GPU services marked as CPU-only mode
 
-### Web Root (`/var/www/aitbc.bubuit.net/`)
+### Web Root (`/var/www/html/`)
 
 ```
-/var/www/aitbc.bubuit.net/
+/var/www/html/
 ├── index.html              # Main website
 ├── 404.html                # Error page
-├── favicon.ico
+└── static files            # CSS, JS, images
-├── favicon.svg
-├── font-awesome-local.css
-├── docs/                   # HTML documentation (16 pages + css/js)
-│   ├── index.html
-│   ├── clients.html
-│   ├── miners.html
-│   ├── developers.html
-│   ├── css/docs.css
-│   └── js/theme.js
-├── explorer/               # Blockchain explorer (Vite build)
-│   ├── index.html
-│   ├── assets/
-│   ├── css/
-│   └── js/
-├── marketplace/            # GPU marketplace (Vite build)
-│   ├── index.html
-│   └── assets/
-├── wallet/                 # Browser wallet redirect
-│   └── index.html
-└── firefox-wallet/         # Firefox extension download
 ```
 
 ### Data Storage (container)