Add full monorepo: virtual-banker, backend, frontend, docs, scripts, deployment
Co-authored-by: Cursor <cursoragent@cursor.com>
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docs/CCIP_BEST_PRACTICES.md
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docs/CCIP_BEST_PRACTICES.md
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# CCIP Best Practices Guide
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**Date**: 2025-01-12
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**Network**: ChainID 138
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---
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## Overview
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This document outlines best practices for using and operating CCIP (Cross-Chain Interoperability Protocol).
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---
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## Configuration Best Practices
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### Bridge Configuration
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1. **Verify All Addresses**
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- Double-check all destination bridge addresses
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- Verify addresses on destination chains
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- Test with small amounts before large transfers
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2. **Document Configuration**
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- Document all configuration changes
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- Maintain configuration history
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- Version control configuration
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3. **Test Configuration**
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- Test on testnet first
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- Verify configuration before production
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- Regular configuration audits
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### Rate Limits
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1. **Set Appropriate Limits**
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- Base on expected usage
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- Include safety margins
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- Review regularly
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2. **Monitor Usage**
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- Track rate limit usage
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- Alert when approaching limits
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- Adjust proactively
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---
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## Security Best Practices
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### Access Control
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1. **Use Multi-Sig**
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- Multi-sig for contract owners
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- Multiple approvals for critical changes
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- Enhanced security
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2. **Secure Keys**
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- Hardware wallets for production
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- Secure key management
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- Never commit private keys
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3. **Monitor Access**
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- Monitor all admin operations
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- Alert on unauthorized access
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- Regular access reviews
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### Token Security
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1. **Verify Backing**
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- Regular 1:1 ratio verification
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- Monitor contract balances
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- Alert on discrepancies
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2. **Secure Transfers**
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- Validate all transfers
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- Use secure functions
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- Monitor transfer patterns
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---
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## Operational Best Practices
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### Monitoring
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1. **Comprehensive Monitoring**
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- Monitor all components
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- Track key metrics
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- Set up alerts
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2. **Regular Health Checks**
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- Daily health checks
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- Weekly comprehensive checks
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- Monthly audits
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### Documentation
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1. **Keep Documentation Current**
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- Update as changes occur
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- Regular documentation reviews
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- Version control documentation
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2. **Document Procedures**
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- Document all procedures
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- Include troubleshooting steps
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- Maintain runbooks
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---
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## Development Best Practices
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### Code Quality
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1. **Follow Standards**
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- Solidity best practices
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- Code style guidelines
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- Security patterns
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2. **Testing**
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- Comprehensive test coverage
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- Test edge cases
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- Integration testing
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3. **Code Reviews**
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- Peer reviews
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- Security reviews
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- Regular audits
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### Script Development
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1. **Error Handling**
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- Proper error handling
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- Informative error messages
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- Graceful failures
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2. **Input Validation**
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- Validate all inputs
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- Sanitize user input
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- Handle edge cases
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---
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## Fee Management
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### Fee Optimization
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1. **Batch Operations**
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- Combine multiple operations
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- Reduce per-operation fees
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- Optimize message size
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2. **Monitor Fees**
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- Track fee usage
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- Optimize fee payment
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- Monitor fee trends
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### LINK Token Management
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1. **Maintain Reserves**
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- Adequate LINK balance
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- Monitor balance
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- Alert on low balance
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2. **Fee Planning**
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- Estimate fee requirements
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- Plan for fee increases
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- Budget for fees
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---
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## Testing Best Practices
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### Test Strategy
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1. **Test Coverage**
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- Unit tests
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- Integration tests
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- End-to-end tests
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2. **Test Scenarios**
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- Happy path
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- Error scenarios
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- Edge cases
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### Test Environment
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1. **Separate Environments**
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- Development
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- Staging
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- Production
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2. **Test Data**
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- Realistic test data
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- Test with small amounts
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- Clean up test data
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---
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## Deployment Best Practices
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### Pre-Deployment
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1. **Verification**
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- Verify all components
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- Test configuration
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- Review changes
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2. **Backup**
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- Backup configuration
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- Backup state
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- Document deployment
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### Deployment
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1. **Gradual Rollout**
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- Deploy to testnet first
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- Gradual production rollout
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- Monitor closely
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2. **Verification**
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- Verify deployment
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- Test functionality
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- Monitor health
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### Post-Deployment
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1. **Monitoring**
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- Monitor system health
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- Track metrics
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- Review logs
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2. **Documentation**
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- Document deployment
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- Update procedures
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- Share lessons learned
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---
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## Troubleshooting Best Practices
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### Problem Identification
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1. **Gather Information**
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- Error messages
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- Logs
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- System state
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2. **Reproduce Issue**
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- Reproduce problem
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- Identify root cause
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- Document findings
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### Solution Development
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1. **Develop Solution**
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- Research solutions
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- Test solutions
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- Verify fixes
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2. **Implement Fix**
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- Deploy fix
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- Verify fix
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- Monitor results
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---
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## Performance Optimization
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### System Performance
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1. **Optimize Gas Usage**
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- Optimize contract code
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- Batch operations
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- Use efficient patterns
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2. **Optimize Latency**
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- Minimize message size
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- Optimize routing
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- Monitor latency
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### Resource Management
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1. **Resource Monitoring**
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- Monitor resource usage
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- Optimize resource usage
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- Plan for growth
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---
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## Related Documentation
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- [CCIP Operations Runbook](./CCIP_OPERATIONS_RUNBOOK.md) (Task 135)
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- [CCIP Security Best Practices](./CCIP_SECURITY_BEST_PRACTICES.md) (Task 128)
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- [CCIP Configuration Status](./CCIP_CONFIGURATION_STATUS.md)
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---
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**Last Updated**: 2025-01-12
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