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Feature/issue 4 graphql api #9

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8f4bd5b
Implement flash loan functionality and migrate to Soroban SDK 21.0.0 …
Phantomcall Mar 26, 2026
00357de
feat: Implement GraphQL API for Stellar Data Queries and Aggregations…
Phantomcall Mar 26, 2026
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22 changes: 20 additions & 2 deletions Cargo.toml
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Expand Up @@ -12,14 +12,25 @@ categories = ["cryptography::cryptocurrencies", "web-programming"]

[dependencies]
# Soroban SDK for smart contract development
soroban-sdk = "21.0.0"
soroban-sdk = { version = "21.0.0", features = [] }
soroban-token-sdk = "21.0.0"

# Stellar SDK for blockchain interactions
stellar-sdk = "0.24.0"
stellar_sdk = "0.1.4"

# Async runtime
tokio = { version = "1.0", features = ["full"] }

# GraphQL
async-graphql = { version = "7.0", features = ["chrono", "dataloader"] }
async-graphql-axum = "7.0"
axum = "0.8"
tower-http = { version = "0.5", features = ["cors", "trace"] }
async-trait = "0.1"

# Time handling
chrono = { version = "0.4", features = ["serde"] }

# Serialization
serde = { version = "1.0", features = ["derive"] }
serde_json = "1.0"
Expand All @@ -42,6 +53,13 @@ clap = { version = "4.0", features = ["derive"] }
log = "0.4"
env_logger = "0.10"

# Unique identifiers
uuid = { version = "1.0", features = ["v4"] }

[features]
default = []
testutils = ["soroban-sdk/testutils"]

[dev-dependencies]
soroban-sdk = { version = "21.0.0", features = ["testutils"] }

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2 changes: 2 additions & 0 deletions README.md
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Expand Up @@ -7,6 +7,7 @@ A comprehensive DeFi toolkit for building decentralized finance applications on
- **🪙 Token Contracts**: Complete ERC-20-like token implementation on Stellar
- **💧 Liquidity Pools**: Automated market maker (AMM) liquidity pools
- **🌾 Yield Farming**: Staking and reward distribution mechanisms
- **⚡ Flash Loans**: Borrow assets without collateral (0.09% fee)
- **🌉 Cross-chain Bridges**: Asset transfer between different blockchains
- **🏛️ Governance**: Decentralized governance and voting systems
- **📊 Analytics**: Real-time DeFi protocol analytics and monitoring
Expand Down Expand Up @@ -206,6 +207,7 @@ at your option.
### Phase 2: Advanced Features (Q2 2024)
- [ ] Yield farming protocols
- [ ] Cross-chain bridges
- [x] Flash loans with atomic borrowing (0.09% fee)
- [ ] Governance contracts with voting
- [ ] Advanced analytics dashboard
- [ ] Web GUI for easy interaction
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