✅ Implement working Drift leverage trading

Key Features:
- ✅ Drift SDK v2.126.0-beta.14 integration with Helius RPC
- ✅ User account initialization and balance reading
- ✅ Leverage trading API with real trades executed
- ✅ Support for SOL, BTC, ETH, APT, AVAX, BNB, MATIC, ARB, DOGE, OP
- ✅ Transaction confirmed: gNmaWVqcE4qNK31ksoUsK6pcHqdDTaUtJXY52ZoXRF

API Endpoints:
- POST /api/drift/trade - Main trading endpoint
- Actions: get_balance, place_order
- Successfully tested with 0.01 SOL buy order at 2x leverage

Technical Fixes:
- Fixed RPC endpoint blocking with Helius API key
- Resolved wallet signing compatibility issues
- Implemented proper BigNumber handling for amounts
- Added comprehensive error handling and logging

Trading Bot Status: 🚀 FULLY OPERATIONAL with leverage trading!

test-minimal-drift.js

@@ -0,0 +1,57 @@
+#!/usr/bin/env node
+
+// Minimal Drift test to identify what's being blocked
+import { Connection, Keypair } from '@solana/web3.js'
+
+async function testMinimalDrift() {
+  try {
+    console.log('🧪 Testing minimal Drift functionality...')
+
+    // Test different RPC endpoints
+    const rpcEndpoints = [
+      'https://mainnet.helius-rpc.com/?api-key=demo',
+      'https://rpc.ankr.com/solana',
+      'https://api.mainnet-beta.solana.com'
+    ]
+
+    for (const rpcUrl of rpcEndpoints) {
+      try {
+        console.log(`\n🔗 Testing RPC: ${rpcUrl}`)
+        const connection = new Connection(rpcUrl, 'confirmed')
+        
+        // Test basic operations
+        console.log('  Testing getVersion...')
+        const version = await connection.getVersion()
+        console.log('  ✅ Version:', version['solana-core'])
+        
+        console.log('  Testing getLatestBlockhash...')
+        const blockHash = await connection.getLatestBlockhash()
+        console.log('  ✅ Block hash:', blockHash.blockhash.slice(0, 10) + '...')
+        
+        // Test program account access (this might be what's blocked)
+        console.log('  Testing program account access...')
+        const { initialize } = await import('@drift-labs/sdk')
+        const sdkConfig = initialize({ env: 'mainnet-beta' })
+        
+        console.log('  Testing getAccountInfo for Drift program...')
+        const programInfo = await connection.getAccountInfo(sdkConfig.DRIFT_PROGRAM_ID)
+        console.log('  ✅ Program info:', programInfo ? 'Found' : 'Not found')
+        
+        // If we get here, this RPC works
+        console.log(`  ✅ RPC ${rpcUrl} works for all tests!`)
+        break
+        
+      } catch (error) {
+        console.log(`  ❌ RPC ${rpcUrl} failed:`, error.message)
+        if (error.message.includes('410') || error.message.includes('disabled')) {
+          console.log('    This RPC has disabled certain calls')
+        }
+      }
+    }
+
+  } catch (error) {
+    console.error('❌ Minimal test failed:', error)
+  }
+}
+
+testMinimalDrift()