feat: Upgrade Soroban SDK and toolchain

Cargo.toml

@@ -1,33 +1,30 @@
 [workspace]
 members = [
-    "contracts/analytics",
-    "contracts/token",
-    "contracts/shared",
-    "contracts/certificate",
-    "contracts/governance",
-    "contracts/credential_metadata",
-    "contracts/reputation",
-    "contracts/buyback",
-    "contracts/scholarship_fund",
-    "contracts/token_restrictions",
-    "contracts/liquidity_pool",
-    "contracts/grants",
-    "contracts/badges",
-    "contracts/nft",
-    "contracts/registry",
-    "contracts/market",
-    "contracts/dispute",
+    "stellar-contract",
+    "packages/contracts/contracts/market",
 ]
-resolver = "2"
+
+[workspace.dependencies]
+# Soroban SDK - latest stable
+soroban-sdk = "20.0.0"
+soroban-cli = "20.0.0"
+
+# Common dependencies
+serde = { version = "1.0", features = ["derive"] }
+serde_json = "1.0"
+thiserror = "1.0"
+anyhow = "1.0"
 
 [profile.release]
 opt-level = "z"
 overflow-checks = true
-debug = 0
-strip = "symbols"
-panic = "abort"
+lto = true
+debug = false
+strip = true
 codegen-units = 1
+panic = "abort"
 
-[profile.release-with-logs]
-inherits = "release"
-debug-assertions = true
+[profile.dev]
+opt-level = 0
+debug = true
+overflow-checks = true

README.md

@@ -287,3 +287,52 @@ MIT — see [LICENSE](./LICENSE) for details.
 ---
 
 *Built with ❤️ on the Stellar network. Inspired by [StrellerMinds](https://github.com/StarkMindsHQ) by StarkMindsHQ.*
+
+## Development Setup
+
+### Prerequisites
+
+- Rust stable (latest)
+- Soroban SDK v20.0.0+
+- Stellar CLI v20.0.0+
+
+### Installation
+
+```bash
+# Install Rust
+curl --proto '=https' --tlsv1.2 -sSf https://sh.rustup.rs | sh
+
+# Install Soroban CLI
+cargo install soroban-cli
+
+# Install wasm-opt (optional, for optimization)
+# macOS
+brew install binaryen
+
+# Ubuntu
+sudo apt-get install binaryen
+# Build all contracts
+cargo build --target wasm32-unknown-unknown --release
+
+# Build specific contract
+cd stellar-contract
+cargo build --target wasm32-unknown-unknown --release
+# Deploy contract
+soroban contract deploy \
+    --wasm target/wasm32-unknown-unknown/release/scavenger_contract.wasm \
+    --network testnet \
+    --source-account $DEPLOYER_SECRET
+
+# Initialize contract
+soroban contract invoke \
+    --id CONTRACT_ID \
+    --network testnet \
+    --source-account $DEPLOYER_SECRET \
+    -- initialize \
+    --admin $ADMIN_ADDRESS
+# Deploy to mainnet
+soroban contract deploy \
+    --wasm target/wasm32-unknown-unknown/release/scavenger_contract.wasm \
+    --network mainnet \
+    --source-account $DEPLOYER_SECRET
+git status

rust-toolchain.toml

@@ -0,0 +1,4 @@
+[toolchain]
+channel = "stable"
+targets = ["wasm32-unknown-unknown"]
+profile = "default"