chore: sync submodule state (parent ref update)

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SMART_VAULT_COMPARISON_SUMMARY.md

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+# Smart Vault vs MetaMask Smart Accounts Kit - Summary
+
+**Date**: 2026-01-26  
+**Status**: ✅ **COMPARISON COMPLETE**
+
+---
+
+## Key Findings
+
+### Proxmox Smart Vault System
+
+**Purpose**: Payment rail settlement and compliance system
+
+**Components**:
+1. **RailEscrowVault** (`0x609644D9858435f908A5B8528941827dDD13a346`)
+   - Escrows tokens for payment rails (FEDWIRE, SWIFT, SEPA)
+   - Per-trigger escrow tracking
+   - Lock/release functionality
+
+2. **AccountWalletRegistry** (`0xBeEF0128B7ff030e25beeda6Ff62f02041Dedbd0`)
+   - Maps fiat accounts (IBAN, ABA) to Web3 wallets
+   - Supports MetaMask, Fireblocks, etc.
+   - 1-to-many account-wallet mapping
+
+3. **SettlementOrchestrator**
+   - Coordinates payment trigger lifecycle
+   - Validates compliance and policies
+   - Manages escrow lock/release
+
+**Architecture**: Standard EOAs with escrow contracts
+
+---
+
+### MetaMask Smart Accounts Kit
+
+**Purpose**: Programmable accounts and granular permission sharing
+
+**Key Features**:
+- Smart Accounts (ERC-4337 compatible)
+- Delegation Framework
+- Advanced Permissions (ERC-7715)
+- User Operations (batch transactions)
+- Gas Abstraction
+
+**Reference**: [MetaMask Smart Accounts Kit](https://docs.metamask.io/smart-accounts-kit#partner-integrations)
+
+**Architecture**: Smart contract accounts with programmable logic
+
+---
+
+## Comparison Result
+
+### They Are Different Systems
+
+| Aspect | Proxmox Smart Vault | MetaMask Smart Accounts Kit |
+|--------|---------------------|----------------------------|
+| **Purpose** | Payment rail settlement | Programmable accounts |
+| **Account Type** | Standard EOAs | Smart Contract Accounts |
+| **Use Case** | FEDWIRE, SWIFT, SEPA | dApp interactions |
+| **Features** | Escrow, Compliance | Delegation, Permissions |
+
+### They Can Be Complementary
+
+✅ **Smart Vault**: Handles payment rails  
+✅ **Smart Accounts Kit**: Handles dApp interactions  
+✅ **AccountWalletRegistry**: Can bridge both systems  
+
+---
+
+## Integration Recommendation
+
+### Hybrid Approach (Recommended)
+
+1. **Keep Smart Vault**: Continue using RailEscrowVault for payment rails
+2. **Add Smart Accounts**: Deploy Smart Accounts Kit for dApp interactions
+3. **Unify Management**: AccountWalletRegistry manages both
+4. **Flexible Usage**: Users can have both EOA and smart account
+
+**Benefits**:
+- ✅ Maintains existing payment rail functionality
+- ✅ Adds smart account capabilities
+- ✅ Flexible for different use cases
+- ✅ Backward compatible
+
+---
+
+## Files Created
+
+1. **`docs/SMART_VAULT_VS_METAMASK_SMART_ACCOUNTS_COMPARISON.md`** - Initial comparison
+2. **`docs/SMART_VAULT_COMPREHENSIVE_COMPARISON.md`** - Comprehensive comparison
+3. **`docs/SMART_ACCOUNTS_INTEGRATION_ROADMAP.md`** - Integration roadmap
+4. **`scripts/deploy-smart-accounts-kit.sh`** - Deployment script
+5. **`smart-accounts-kit-deployment/DEPLOYMENT_GUIDE.md`** - Deployment guide
+6. **`smart-accounts-kit-deployment/ACCOUNT_WALLET_INTEGRATION.md`** - Integration guide
+
+---
+
+## Next Steps
+
+1. **Review Comparison**: Understand differences and opportunities
+2. **Deploy Smart Accounts Kit**: Deploy to ChainID 138
+3. **Integrate with AccountWalletRegistry**: Extend existing system
+4. **Test Integration**: Test all features
+5. **Deploy to Production**: Deploy after testing
+
+---
+
+**Status**: ✅ **COMPARISON AND INTEGRATION PLAN COMPLETE**
+
+**Last Updated**: 2026-01-26